<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(000A9EB5) MSFTEDIT.DLL
(000963EF) ntdll.dll
(00075561) ntdll.dll.KiUserExceptionDispatcher
(000AA5AE) MSFTEDIT.DLL
(001ECB8A) MSFTEDIT.DLL.RichEditWndProc
(00046CC1) USER32.dll
(00026F95) USER32.dll
(00025D4A) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00046CC1) USER32.dll
(00026F95) USER32.dll
(00026A2B) USER32.dll
(0002E7FD) USER32.dll
(0007551B) ntdll.dll.KiUserCallbackDispatcher
(00025C5E) USER32.dll.SendMessageW
(003C25FB) Vcl::Stdctrls::TCustomEdit::GetModified
(00081598) TEditorManager::ProcessFiles
(00015A23) TCustomScpExplorerForm::AnyInternalEditorModified
(00221808) System::Actions::TContainedActionList::UpdateAction
(0038AC89) Vcl::Actnlist::TCustomAction::Update
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF38D1) C7146_0
(0006708B) ntdll.dll
(00067056) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(000A9EB5) MSFTEDIT.DLL
(000963EF) ntdll.dll
(00075561) ntdll.dll.KiUserExceptionDispatcher
(000AA5AE) MSFTEDIT.DLL
(001ECB8A) MSFTEDIT.DLL.RichEditWndProc
(00046CC1) USER32.dll
(00026F95) USER32.dll
(00025D4A) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0007C871) MSFTEDIT.DLL
(00099B9F) ntdll.dll
(00078571) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(00200980) MSFTEDIT.DLL.RichEditWndProc
(0003283D) USER32.dll
(00023231) USER32.dll
(00022AF2) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D88D30) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(0003283D) USER32.dll
(00023231) USER32.dll
(00022CAB) USER32.dll
(0002CE1D) USER32.dll
(0007852B) ntdll.dll.KiUserCallbackDispatcher
(00039A8D) USER32.dll
(00021C61) USER32.dll.SendMessageW
(003C2713) Vcl::Stdctrls::TCustomEdit::GetModified
(00221920) System::Actions::TContainedActionList::UpdateAction
(0038ADA1) Vcl::Actnlist::TCustomAction::Update
(004ACF22) Vcl::Forms::_16859
(004ACF93) Vcl::Forms::TCustomForm::UpdateActions
(004B29EA) Vcl::Forms::TApplication::DoActionIdle
(004B1B9F) Vcl::Forms::TApplication::HandleMessage
(0012A249) Execute
(000033BB) wWinMain
(00EF5205) __wstartup
(0006B499) ntdll.dll
(0006B41A) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0007C868) MSFTEDIT.DLL
(000B320F) ntdll.dll
(0007A66A) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(001FD979) MSFTEDIT.DLL.RichEditWndProc
(00038A71) USER32.dll
(00026BE8) USER32.dll
(00026355) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(003A466F) Vcl::Controls::TWinControl::WMSetFocus
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(00038A71) USER32.dll
(00026BE8) USER32.dll
(0002668B) USER32.dll
(00032EF7) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher
(004AB0BE) Vcl::Forms::TCustomForm::WMActivate
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E0706B) Vclcommon::C4884_0
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(00038A71) USER32.dll
(00026BE8) USER32.dll
(0002668B) USER32.dll
(00032EF7) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.4

Error message:
Invalid access to memory.

Stack trace:
(0007C871) MSFTEDIT.DLL
(00099A1F) ntdll.dll
(00078491) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(00200980) MSFTEDIT.DLL.RichEditWndProc
(000328AD) USER32.dll
(000232A1) USER32.dll
(00022B62) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(003A4697) Vcl::Controls::TWinControl::WMKillFocus
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000328AD) USER32.dll
(000232A1) USER32.dll
(00022D1B) USER32.dll
(0002CE8D) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(004AA215) Vcl::Forms::TCustomForm::SetActive
(004AB0BE) Vcl::Forms::TCustomForm::WMActivate
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06D03) Vclcommon::C4884_0
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000328AD) USER32.dll
(000232A1) USER32.dll
(00022D1B) USER32.dll
(0002CE8D) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(00DB8D28) TMessageForm::CMShowingChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06A7C) Vclcommon::C4884_0
(00E06C3E) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(003A2819) Vcl::Controls::TWinControl::UpdateShowing
(003A292E) Vcl::Controls::TWinControl::UpdateControlState
(003A56F2) Vcl::Controls::TWinControl::CMVisibleChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06D03) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(0039CA26) Vcl::Controls::TControl::SetVisible

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.4

Error message:
Invalid access to memory.

Stack trace:
(000A2CD6) MSFTEDIT.DLL
(00085B8F) ntdll.dll
(00072FD1) ntdll.dll.KiUserExceptionDispatcher
(000A33BB) MSFTEDIT.DLL
(001EE912) MSFTEDIT.DLL.RichEditWndProc
(000457D9) USER32.dll
(000362A7) USER32.dll
(000357FA) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D889C8) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000457D9) USER32.dll
(000362A7) USER32.dll
(00035E45) USER32.dll
(00042C4D) USER32.dll
(00072F8B) ntdll.dll.KiUserCallbackDispatcher
(0003571E) USER32.dll.SendMessageW
(00D889E4) TEditorRichEdit::GetCanRedo
(00221920) System::Actions::TContainedActionList::UpdateAction
(0038ADA1) Vcl::Actnlist::TCustomAction::Update
(004ACF22) Vcl::Forms::_16859
(004ACF93) Vcl::Forms::TCustomForm::UpdateActions
(004B29EA) Vcl::Forms::TApplication::DoActionIdle
(004B1B9F) Vcl::Forms::TApplication::HandleMessage
(0012A249) Execute
(000033BB) wWinMain
(00EF4E9D) __wstartup
(00066D5B) ntdll.dll.RtlGetAppContainerNamedObjectPath
(00066D28) ntdll.dll.RtlGetAppContainerNamedObjectPath

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.4

Error message:
Invalid access to memory.

Stack trace:
(000A2CD6) MSFTEDIT.DLL
(00085B8F) ntdll.dll
(00072FD1) ntdll.dll.KiUserExceptionDispatcher
(000A33BB) MSFTEDIT.DLL
(001EE912) MSFTEDIT.DLL.RichEditWndProc
(000457D9) USER32.dll
(000362A7) USER32.dll
(000357FA) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D889C8) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000457D9) USER32.dll
(000362A7) USER32.dll
(00035E45) USER32.dll
(00042C4D) USER32.dll
(00072F8B) ntdll.dll.KiUserCallbackDispatcher
(0003571E) USER32.dll.SendMessageW
(00001DFE) IMM32.DLL.ImmSetActiveContext
(000333FD) USER32.dll
(000335E0) USER32.dll.IsWindow
(00033980) USER32.dll
(00033860) USER32.dll
(000457D9) USER32.dll
(000362A7) USER32.dll
(00035E45) USER32.dll
(00042C4D) USER32.dll
(00072F8B) ntdll.dll.KiUserCallbackDispatcher
(004AB0BE) Vcl::Forms::TCustomForm::WMActivate
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06D03) Vclcommon::C4884_0
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000457D9) USER32.dll
(000362A7) USER32.dll
(00035E45) USER32.dll
(00042C4D) USER32.dll
(00072F8B) ntdll.dll.KiUserCallbackDispatcher

The problem happens rarely. I cannot reproduce it.

When i try to open WinScp i get this error and ther closed instantly.

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0004E8F6) gdi32full.dll
(0008822F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(0004E85C) gdi32full.dll
(00073F26) COMCTL32.DLL
(00072644) COMCTL32.DLL
(00072C7B) COMCTL32.DLL
(00040C09) USER32.dll
(000372C5) USER32.dll
(000369F1) USER32.dll.GetSystemMetricsForDpi
(000351F6) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(0039E3C2) Vcl::Controls::TControl::WndProc
(003A356D) Vcl::Controls::TWinControl::WndProc
(0039DFF8) Vcl::Controls::TControl::Perform
(0039E010) Vcl::Controls::TControl::Perform
(0039BCC1) Vcl::Controls::TControl::SetTextBuf
(00500797) Updownedit::TUpDownEdit::SetValue
(00500028) Updownedit::TUpDownEdit::CreateWnd
(003A356D) Vcl::Controls::TWinControl::WndProc
(0039DFF8) Vcl::Controls::TControl::Perform
(003A6A2E) Vcl::Controls::TWinControl::SetCtl3D
(003A356D) Vcl::Controls::TWinControl::WndProc
(0039DFF8) Vcl::Controls::TControl::Perform
(003A184B) Vcl::Controls::TWinControl::InsertControl
(0039B74E) Vcl::Controls::TControl::SetParentComponent
(001F68FF) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6B01) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(001F694F) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6B01) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(001F694F) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6B01) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(001F694F) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6AD0) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(004A678D) Vcl::Forms::TCustomForm::ReadState
(00DB7310) TLoginDialog::ReadState
(001F1AF6) System::Classes::TStream::ReadComponent
(001E4851) System::Classes::_17096
(001EA8E9) System::Classes::_17224
(001EA977) System::Classes::InitInheritedComponent
(004A59C8) Vcl::Forms::TCustomForm::TCustomForm
(00005ACA) Vcl::Forms::TForm::TForm
(00DAC05A) TLoginDialog::TLoginDialog
(004F6CA8) Pastools::Construct
(00121243) GetLoginData
(000CE441) TTerminalManager::NewSession
(000252CC) TCustomScpExplorerForm::NeedSession
(0005B8BF) TScpCommanderForm::NeedSession
(0002D8B1) TCustomScpExplorerForm::CMShowingChanged
(0002D5A0) TCustomScpExplorerForm::Dispatch
(0039E3C2) Vcl::Controls::TControl::WndProc
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06DE4) Vclcommon::C4884_0
(00E06FA6) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(003A2819%2

The problem happens rarely. I cannot reproduce it.

@jjara: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0004E8F6) gdi32full.dll
(0008822F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(0004E85C) gdi32full.dll
(00073F26) COMCTL32.DLL
(00072644) COMCTL32.DLL
(00031289) COMCTL32.DLL
(00072A44) COMCTL32.DLL
(00040C09) USER32.dll
(000372C5) USER32.dll
(000369F1) USER32.dll.GetSystemMetricsForDpi
(000351F6) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(0039E3C2) Vcl::Controls::TControl::WndProc
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(00040C09) USER32.dll
(000372C5) USER32.dll
(00036EDB) USER32.dll
(0003E9E7) USER32.dll.GetDC
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(0002F3F2) USER32.dll.CreateWindowExW
(0002F2C3) USER32.dll.CreateWindowExW
(00146D4B) Winapi::Windows::CreateWindowEx
(003A1ED8) Vcl::Controls::TWinControl::CreateWindowHandle
(003C3442) Vcl::Stdctrls::TCustomEdit::CreateWnd
(00500005) Updownedit::TUpDownEdit::CreateWnd
(003A356D) Vcl::Controls::TWinControl::WndProc
(0039DFF8) Vcl::Controls::TControl::Perform
(003A6A2E) Vcl::Controls::TWinControl::SetCtl3D
(003A356D) Vcl::Controls::TWinControl::WndProc
(0039DFF8) Vcl::Controls::TControl::Perform
(003A184B) Vcl::Controls::TWinControl::InsertControl
(0039B74E) Vcl::Controls::TControl::SetParentComponent
(001F68FF) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6B01) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(001F694F) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6B01) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(001F694F) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6B01) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(001F694F) System::Classes::TReader::ReadComponent
(001F6B97) System::Classes::TReader::ReadDataInner
(001F6AD0) System::Classes::TReader::ReadData
(00202AA5) System::Classes::TComponent::ReadState
(004A678D) Vcl::Forms::TCustomForm::ReadState
(00DB7310) TLoginDialog::ReadState
(001F1AF6) System::Classes::TStream::ReadComponent
(001E4851) System::Classes::_17096
(001EA8E9) System::Classes::_17224
(001EA977) System::Classes::InitInheritedComponent
(004A59C8) Vcl::Forms::TCustomForm::TCustomForm
(00005ACA) Vcl::Forms::TForm::TForm
(00DAC05A) TLoginDialog::TLoginDialog
(004F6CA8) Pastools::Construct
(00121243) GetLoginData
(000CE441) TTerminalManager::NewSession
(000252CC) TCustomScpExplorerForm::NeedSession
(0005B8BF) TScpCommanderForm::NeedSession
(0002D8B1) TCustomScpExplorerForm::CMShowingChanged
(0002D5A0) TCustomScpExp

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(00048B75) twinapi.appcore.dll
(000B345F) ntdll.dll
(0007A7CA) ntdll.dll.KiUserExceptionDispatcher
(00047B5F) twinapi.appcore.dll
(00047B0A) twinapi.appcore.dll
(000CD804) twinapi.appcore.dll
(0004D2C9) twinapi.appcore.dll
(00048119) twinapi.appcore.dll
(000CD74D) twinapi.appcore.dll
(00037C16) USER32.dll
(00029429) USER32.dll
(000280A8) USER32.dll
(000281DB) USER32.dll
(001FBFDA) MSFTEDIT.DLL.RichEditWndProc
(00038AC1) USER32.dll
(00026B68) USER32.dll
(000262D5) USER32.dll.CallWindowProcW
(003A3675)
(00D88D30)
(003A356D)
(003A2A78)
(00204C90)
(00038AC1) USER32.dll
(00026B68) USER32.dll
(0002660B) USER32.dll
(00032EE7) USER32.dll
(0007A7A4) ntdll.dll.KiUserCallbackDispatcher
(004A9BC3)
(00007C1D)
(00D89B32)
(001379F4)
(003A356D)
(004A77B4)
(00E0706B)
(003A2A78)
(00204C90)
(00038AC1) USER32.dll
(00026B68) USER32.dll
(00025FF5) USER32.dll
(00025B5B) USER32.dll.DispatchMessageW

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.4

Error message:
Ongeldige toegang tot geheugen.

Stack trace:
(0007C7E8) MSFTEDIT.DLL
(000B332F) ntdll.dll
(0007A56A) ntdll.dll.KiUserExceptionDispatcher
(0007C87A) MSFTEDIT.DLL
(001FCB59) MSFTEDIT.DLL.RichEditWndProc
(00038991) USER32.dll
(00026AE8) USER32.dll
(00026255) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D889C8) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(00038991) USER32.dll
(00026AE8) USER32.dll
(0002658B) USER32.dll
(00032DF7) USER32.dll
(0007A544) ntdll.dll.KiUserCallbackDispatcher
(000A83FC) USER32.dll.SendMessageTimeoutW
(00011647) OLEACC.DLL.AccessibleObjectFromWindowTimeout
(0007A06E) UIAutomationCore.DLL
(000F2268) UIAutomationCore.DLL
(000F21B7) UIAutomationCore.DLL
(000BBF88) UIAutomationCore.DLL
(000BCCA0) UIAutomationCore.DLL
(000F3872) UIAutomationCore.DLL
(000C2612) UIAutomationCore.DLL
(001D3B06) UIAutomationCore.DLL
(00032D6A) USER32.dll
(00032DF7) USER32.dll
(0007A544) ntdll.dll.KiUserCallbackDispatcher
(00031DDC) USER32.dll.PeekMessageW
(004B1A70) Vcl::Forms::TApplication::ProcessMessage

The problem happens rarely. I cannot reproduce it.

@guo979343417: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0007C871) MSFTEDIT.DLL
(00099A1F) ntdll.dll
(00078491) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(00200980) MSFTEDIT.DLL.RichEditWndProc
(000328AD) USER32.dll
(000232A1) USER32.dll
(00022B62) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D88D30) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000328AD) USER32.dll
(000232A1) USER32.dll
(00022D1B) USER32.dll
(0002CE8D) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(00039AFD) USER32.dll
(00021CD1) USER32.dll.SendMessageW
(003C2713) Vcl::Stdctrls::TCustomEdit::GetModified
(00081654) TEditorManager::ProcessFiles
(00015A23) TCustomScpExplorerForm::AnyInternalEditorModified
(00221920) System::Actions::TContainedActionList::UpdateAction
(0038ADA1) Vcl::Actnlist::TCustomAction::Update
(004ACF22) Vcl::Forms::_16859
(004ACF93) Vcl::Forms::TCustomForm::UpdateActions
(004B29EA) Vcl::Forms::TApplication::DoActionIdle
(004B1B9F) Vcl::Forms::TApplication::HandleMessage
(0012A249) Execute
(000033BB) wWinMain
(00EF5205) __wstartup
(0006B3A9) ntdll.dll
(0006B32A) ntdll.dll

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
Invalid access to memory.

Stack trace:
(0007C7E8) MSFTEDIT.DLL
(000B332F) ntdll.dll
(0007A56A) ntdll.dll.KiUserExceptionDispatcher
(0007C87A) MSFTEDIT.DLL
(001FCB59) MSFTEDIT.DLL.RichEditWndProc
(00038991) USER32.dll
(00026AE8) USER32.dll
(00026255) USER32.dll.CallWindowProcW
(00409142) Vcl::Controls::TWinControl::DefaultHandler
(00409031) Vcl::Controls::TWinControl::WndProc
(00408678) Vcl::Controls::TWinControl::MainWndProc
(00226F7C) System::Classes::_18201
(00038991) USER32.dll
(00026AE8) USER32.dll
(0002658B) USER32.dll
(000AAD71) USER32.dll
(0007A544) ntdll.dll.KiUserCallbackDispatcher
(00031DDC) USER32.dll.PeekMessageW
(003CCB18) Vcl::Forms::TApplication::ProcessMessage

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0007C7E8) MSFTEDIT.DLL
(000B332F) ntdll.dll
(0007A56A) ntdll.dll.KiUserExceptionDispatcher
(0007C87A) MSFTEDIT.DLL
(001FCB59) MSFTEDIT.DLL.RichEditWndProc
(00038981) USER32.dll
(00026AC8) USER32.dll
(00026235) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D88D30) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(00038981) USER32.dll
(00026AC8) USER32.dll
(0002656B) USER32.dll
(00032DD7) USER32.dll
(0007A544) ntdll.dll.KiUserCallbackDispatcher
(0003FFB3) USER32.dll
(00026291) USER32.dll.SendMessageW
(00D88D4C) TEditorRichEdit::GetCanRedo
(00221920) System::Actions::TContainedActionList::UpdateAction
(0038ADA1) Vcl::Actnlist::TCustomAction::Update
(004ACF22) Vcl::Forms::_16859
(004ACF93) Vcl::Forms::TCustomForm::UpdateActions
(004B29EA) Vcl::Forms::TApplication::DoActionIdle
(004B1B9F) Vcl::Forms::TApplication::HandleMessage
(0012A249) Execute
(000033BB) wWinMain
(00EF5205) __wstartup
(0006C5D9) ntdll.dll
(0006C55C) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.1

Error message:
无效的内存访问。

Stack trace:
(0007C7E8) MSFTEDIT.DLL
(000B332F) ntdll.dll
(0007A56A) ntdll.dll.KiUserExceptionDispatcher
(0007C87A) MSFTEDIT.DLL
(001FCB59) MSFTEDIT.DLL.RichEditWndProc
(00038981) USER32.dll
(00026AC8) USER32.dll
(00026235) USER32.dll.CallWindowProcW
(003A3539) Vcl::Controls::TWinControl::DefaultHandler
(00D868C4) TEditorRichEdit::Dispatch
(003A3431) Vcl::Controls::TWinControl::WndProc
(003A293C) Vcl::Controls::TWinControl::MainWndProc
(00204B54) System::Classes::_18364
(00038981) USER32.dll
(00026AC8) USER32.dll
(0002656B) USER32.dll
(00032DD7) USER32.dll
(0007A544) ntdll.dll.KiUserCallbackDispatcher
(000001AA) win32u.dll.NtUserMessageCall
(0003FFB3) USER32.dll
(00026291) USER32.dll.SendMessageW
(00D868E0) TEditorRichEdit::GetCanRedo
(002217E4) System::Actions::TContainedActionList::UpdateAction
(0038AC65) Vcl::Actnlist::TCustomAction::Update
(004ACDE6) Vcl::Forms::_16859
(004ACE57) Vcl::Forms::TCustomForm::UpdateActions
(004B28AE) Vcl::Forms::TApplication::DoActionIdle
(004B1A63) Vcl::Forms::TApplication::HandleMessage
(0012A10D) Execute
(000033BB) wWinMain
(00EF2B0D) __wstartup
(0006C5D9) ntdll.dll
(0006C55C) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0B559071)WinSCP.exe
(000B332F) ntdll.dll
(0007A56A) ntdll.dll.KiUserExceptionDispatcher
(00038981) USER32.dll
(00026AC8) USER32.dll
(00026235) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(0039EED4) Vcl::Controls::TControl::WMWindowPosChanged

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Invalid access to memory.

Stack trace:
(0007C7E8) MSFTEDIT.DLL
(000B33DF) ntdll.dll
(0007A65A) ntdll.dll.KiUserExceptionDispatcher
(0007C87A) MSFTEDIT.DLL
(001FCB59) MSFTEDIT.DLL.RichEditWndProc
(00038981) USER32.dll
(00026AC8) USER32.dll
(00026235) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D88D30) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(00038981) USER32.dll
(00026AC8) USER32.dll
(0002656B) USER32.dll
(00032DD7) USER32.dll
(0007A634) ntdll.dll.KiUserCallbackDispatcher
(0003FFB3) USER32.dll
(00026291) USER32.dll.SendMessageW
(00002A35) IMM32.DLL.ImmSetActiveContext
(0002351C) USER32.dll
(00023019) USER32.dll
(00022C99) USER32.dll
(00038981) USER32.dll
(00026AC8) USER32.dll
(0002656B) USER32.dll
(00032DD7) USER32.dll
(0007A634) ntdll.dll.KiUserCallbackDispatcher
(004AA215) Vcl::Forms::TCustomForm::SetActive
(004AB0BE) Vcl::Forms::TCustomForm::WMActivate
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E0706B) Vclcommon::C4884_0
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(00038981) USER32.dll
(00026AC8) USER32.dll
(0002656B) USER32.dll
(00032DD7) USER32.dll
(0007A634) ntdll.dll.KiUserCallbackDispatcher
(004AC1FA) Vcl::Forms::TCustomForm::CMShowingChanged
(00DB9090) TMessageForm::CMShowingChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06DE4) Vclcommon::C4884_0
(00E06FA6) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(003A2819) Vcl::Controls::TWinControl::UpdateShowing
(003A292E) Vcl::Controls::TWinControl::UpdateControlState
(003A56F2) Vcl::Controls::TWinControl::CMVisibleChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E0706B) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(0039CA26) Vcl::Controls::TControl::SetVisible

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>
Stack trace:
(0009C970) MSFTEDIT.DLL
(00087A7F) ntdll.dll
(000740D1) ntdll.dll.KiUserExceptionDispatcher
(0009D04F) MSFTEDIT.DLL
(001E709C) MSFTEDIT.DLL.RichEditWndProc
(00040209) USER32.dll
(000371C5) USER32.dll
(00036892) USER32.dll
(00034A36) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(00034BDA) USER32.dll.SendMessageW
(00039BD9) USER32.dll.SetWindowTextW
(00038F41) USER32.dll
(00038919) USER32.dll
(000387E0) USER32.dll
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(0003586C) USER32.dll.GetSystemMetricsForDpi
(00035323) USER32.dll.GetSystemMetricsForDpi
(000745C1) COMCTL32.DLL
(00040209) USER32.dll
(000371C5) USER32.dll
(00036892) USER32.dll
(00034A36) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(003A3455) Vcl::Controls::TWinControl::WndProc
(003C7A5C) Vcl::Stdctrls::TButtonControl::WndProc
(00204B78) System::Classes::_18364
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(00034BDA) USER32.dll.SendMessageW
(00001DAE) IMM32.DLL.ImmSetActiveContext
(00039604) USER32.dll.GetWindowTextW
(00039458) USER32.dll.GetWindowTextW
(00038900) USER32.dll
(000387E0) USER32.dll
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(004AA0FD) Vcl::Forms::TCustomForm::SetActive
(004AAFA6) Vcl::Forms::TCustomForm::WMActivate
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(00DB776C) TMessageForm::CMShowingChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E054B8) Vclcommon::C4884_0
(00E0567A) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(003A2701) Vcl::Controls::TWinControl::UpdateShowing
(003A2816) Vcl::Controls::TWinControl::UpdateControlState
(003A55DA) Vcl::Controls::TWinControl::CMVisibleChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(0039C90E) Vcl::Controls::TControl::SetVisible

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(0009C970) MSFTEDIT.DLL
(00087A7F) ntdll.dll
(000740D1) ntdll.dll.KiUserExceptionDispatcher
(0009D04F) MSFTEDIT.DLL
(001E709C) MSFTEDIT.DLL.RichEditWndProc
(00040209) USER32.dll
(000371C5) USER32.dll
(00036892) USER32.dll
(00034A36) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(00034BDA) USER32.dll.SendMessageW
(00039BD9) USER32.dll.SetWindowTextW
(00038F41) USER32.dll
(00038919) USER32.dll
(000387E0) USER32.dll
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(0003586C) USER32.dll.GetSystemMetricsForDpi
(00035323) USER32.dll.GetSystemMetricsForDpi
(000745C1) COMCTL32.DLL
(00040209) USER32.dll
(000371C5) USER32.dll
(00036892) USER32.dll
(00034A36) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(003A3455) Vcl::Controls::TWinControl::WndProc
(003C7A5C) Vcl::Stdctrls::TButtonControl::WndProc
(00204B78) System::Classes::_18364
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(00034BDA) USER32.dll.SendMessageW
(00001DAE) IMM32.DLL.ImmSetActiveContext
(00039604) USER32.dll.GetWindowTextW
(00039458) USER32.dll.GetWindowTextW
(00038900) USER32.dll
(000387E0) USER32.dll
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(004AA0FD) Vcl::Forms::TCustomForm::SetActive
(004AAFA6) Vcl::Forms::TCustomForm::WMActivate
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00040209) USER32.dll
(000371C5) USER32.dll
(00036DB5) USER32.dll
(0003A98D) USER32.dll
(0007408B) ntdll.dll.KiUserCallbackDispatcher
(00DB776C) TMessageForm::CMShowingChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E054B8) Vclcommon::C4884_0
(00E0567A) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(003A2701) Vcl::Controls::TWinControl::UpdateShowing
(003A2816) Vcl::Controls::TWinControl::UpdateControlState
(003A55DA) Vcl::Controls::TWinControl::CMVisibleChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(0039C90E)%

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
opening and reading files, error simply appeared
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
External exception E06D7363

Stack trace:
(00164004) KERNELBASE.dll.RaiseException
(000B34EF) ntdll.dll
(0007A66A) ntdll.dll.KiUserExceptionDispatcher
(000938D3) ucrtbase.dll._CxxThrowException
(000DE82F) MSFTEDIT.DLL
(0012F19D) MSFTEDIT.DLL
(000C3BBE) MSFTEDIT.DLL
(0015E382) MSFTEDIT.DLL
(0007C9B5) MSFTEDIT.DLL
(001FCDB9) MSFTEDIT.DLL.RichEditWndProc
(00038B21) USER32.dll
(00026C48) USER32.dll
(000263B5) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D88D30) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(0039DFF8) Vcl::Controls::TControl::Perform
(0039E010) Vcl::Controls::TControl::Perform
(0039CA7E) Vcl::Controls::TControl::GetTextBuf
(00203943) System::Classes::TComponent::UpdateAction
(004AD23C) Vcl::Forms::TCustomForm::CMActionUpdate
(0039E3C2) Vcl::Controls::TControl::WndProc
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E0706B) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(004B3A07) Vcl::Forms::TApplication::DispatchAction
(00204C90) System::Classes::_18364
(00038B21) USER32.dll
(00026C48) USER32.dll
(000266EB) USER32.dll
(00032F87) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher
(00040143) USER32.dll
(00026411) USER32.dll.SendMessageW
(00398F70) Vcl::Controls::SendAppMessage
(004ACF22) Vcl::Forms::_16859
(004ACF93) Vcl::Forms::TCustomForm::UpdateActions
(004B29EA) Vcl::Forms::TApplication::DoActionIdle
(004B1B9F) Vcl::Forms::TApplication::HandleMessage
(0012A249) Execute
(000033BB) wWinMain
(00EF5205) __wstartup
(0006C6D9) ntdll.dll
(0006C65C) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(0007C871) MSFTEDIT.DLL
(00099A1F) ntdll.dll
(00078491) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(00200980) MSFTEDIT.DLL.RichEditWndProc
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022BA2) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022D5B) USER32.dll
(0002CEDD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(00093E0C) USER32.dll.SendMessageTimeoutW
(0000D8F9) OLEACC.DLL
(0000EBE7) OLEACC.DLL
(00018A99) OLEACC.DLL
(0004BDFD) OLEACC.DLL
(0004C422) OLEACC.DLL.AccessibleObjectFromEvent
(000CE5AD) Msctf.dll
(0009A5A6) Msctf.dll
(00033B73) Msctf.dll
(00032FD5) Msctf.dll
(00030527) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(004AAFA6) Vcl::Forms::TCustomForm::WMActivate
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022D5B) USER32.dll
(0002CEDD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(000624E6) MSFTEDIT.DLL
(0008544F) ntdll.dll
(00072A01) ntdll.dll.KiUserExceptionDispatcher
(00062BCB) MSFTEDIT.DLL
(001EAD72) MSFTEDIT.DLL.RichEditWndProc
(00044CB9) USER32.dll
(000357D7) USER32.dll
(00034D2A) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00044CB9) USER32.dll
(000357D7) USER32.dll
(00035375) USER32.dll
(0004213D) USER32.dll
(000729BB) ntdll.dll.KiUserCallbackDispatcher
(00034C4E) USER32.dll.SendMessageW
(00D87428) TEditorRichEdit::GetCanRedo
(00221808) System::Actions::TContainedActionList::UpdateAction
(0038AC89) Vcl::Actnlist::TCustomAction::Update
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF38D1) C7146_0
(000662FB) ntdll.dll.RtlGetAppContainerNamedObjectPath
(000662C8) ntdll.dll.RtlGetAppContainerNamedObjectPath

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(0007C871) MSFTEDIT.DLL
(00099A1F) ntdll.dll
(00078491) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(00200980) MSFTEDIT.DLL.RichEditWndProc
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022BA2) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(003A457F) Vcl::Controls::TWinControl::WMKillFocus
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022D5B) USER32.dll
(0002CEDD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(004AA0FD) Vcl::Forms::TCustomForm::SetActive
(004AAFA6) Vcl::Forms::TCustomForm::WMActivate
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022D5B) USER32.dll
(0002CEDD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(00DB776C) TMessageForm::CMShowingChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E054B8) Vclcommon::C4884_0
(00E0567A) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(003A2701) Vcl::Controls::TWinControl::UpdateShowing
(003A2816) Vcl::Controls::TWinControl::UpdateControlState
(003A55DA) Vcl::Controls::TWinControl::CMVisibleChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(0039C90E) Vcl::Controls::TControl::SetVisible

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.4

Error message:
Invalid access to memory.

Stack trace:
(0007C871) MSFTEDIT.DLL
(00099A1F) ntdll.dll
(00078491) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(00200980) MSFTEDIT.DLL.RichEditWndProc
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022BA2) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D889C8) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022D5B) USER32.dll
(0002CEDD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(00039B5D) USER32.dll
(00021D01) USER32.dll.SendMessageW
(000020C5) IMM32.DLL.ImmSetActiveContext
(0002492C) USER32.dll
(0002442A) USER32.dll
(00024086) USER32.dll
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022D5B) USER32.dll
(0002CEDD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(004AA215) Vcl::Forms::TCustomForm::SetActive
(004AB0BE) Vcl::Forms::TCustomForm::WMActivate
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06D03) Vclcommon::C4884_0
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(0003290D) USER32.dll
(000232E1) USER32.dll
(00022D5B) USER32.dll
(0002CEDD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(00DB8D28) TMessageForm::CMShowingChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06A7C) Vclcommon::C4884_0
(00E06C3E) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(003A2819) Vcl::Controls::TWinControl::UpdateShowing
(003A292E) Vcl::Controls::TWinControl::UpdateControlState
(003A56F2) Vcl::Controls::TWinControl::CMVisibleChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E06D03) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(0039CA26) Vcl::Controls::TControl::SetVisible

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.4

Error message:
External exception 80000004

Трассировка стека:
(0008E001) WindowsCodecs.dll
(000B34EF) ntdll.dll
(0007A66A) ntdll.dll.KiUserExceptionDispatcher
(0009481A) WindowsCodecs.dll
(00094AA8) WindowsCodecs.dll
(000163AE)thumbcache.dll
(0000FD86)thumbcache.dll
(0000FC3F)thumbcache.dll
(0000FE65)thumbcache.dll
(000114A2)thumbcache.dll
(000119BE)thumbcache.dll
(0000F94B)thumbcache.dll
(0001AAF5) thumbcache.dll
(00135DD9) SHELL32.dll
(00136783) SHELL32.dll
(000B0687) COMCTL32.DLL
(000B04E5) COMCTL32.DLL
(000B03D0) COMCTL32.DLL
(000B09F3) COMCTL32.DLL
(000A8E6B) COMCTL32.DLL
(000A8C17) COMCTL32.DLL
(0005C24D) COMCTL32.DLL
(0009D642) COMCTL32.DLL
(0009DC1D) COMCTL32.DLL
(00092F33) COMCTL32.DLL
(000930A0) COMCTL32.DLL
(0009318C) COMCTL32.DLL
(00093207) COMCTL32.DLL
(000958DE) COMCTL32.DLL
(00094662) COMCTL32.DLL
(00038B21) USER32.dll
(00026C48) USER32.dll
(000263B5) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(003A81FF) Vcl::Controls::TWinControl::WMPrintClient
(0039E3C2) Vcl::Controls::TControl::WndProc
(003A356D) Vcl::Controls::TWinControl::WndProc
(0041B07F) Vcl::Comctrls::TCustomListView::WndProc
(003A3FCB) Vcl::Controls::TWinControl::WMPaint
(0041CF29) Vcl::Comctrls::TCustomListView::WMPaint
(003A356D) Vcl::Controls::TWinControl::WndProc
(0041B07F) Vcl::Comctrls::TCustomListView::WndProc
(00204C90) System::Classes::_18364
(00038B21) USER32.dll
(00026C48) USER32.dll
(000263B5) USER32.dll.CallWindowProcW
(000829E4) COMCTL32.DLL
(00082A83) COMCTL32.DLL
(000827FC) COMCTL32.DLL
(00038B21) USER32.dll
(00026C48) USER32.dll
(000263B5) USER32.dll.CallWindowProcW
(0053954B) Dragdrop::TDragDrop::WndMethod
(00204C90) System::Classes::_18364
(00038B21) USER32.dll
(00026C48) USER32.dll
(000266EB) USER32.dll
(00032F87) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher
(000953B2) COMCTL32.DLL
(00094662) COMCTL32.DLL
(00038B21) USER32.dll
(00026C48) USER32.dll
(000263B5) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(0039E3C2) Vcl::Controls::TControl::WndProc
(003A356D) Vcl::Controls::TWinControl::WndProc
(0041B07F) Vcl::Comctrls::TCustomListView::WndProc
(00204C90) System::Classes::_18364
(00038B21) USER32.dll
(00026C48) USER32.dll
(000263B5) USER32.dll.CallWindowProcW
(000829E4) COMCTL32.DLL
(00082A83) COMCTL32.DLL
(000827FC) COMCTL32.DLL
(00038B21) USER32.dll
(00026C48) USER32.dll
(000263B5) USER32.dll.CallWindowProcW
(0053954B) Dragdrop::TDragDrop::WndMethod
(00204C90) System::Classes::_18364
(00038B21) USER32.dll
(00026C48) USER32.dll
(000266EB) USER32.dll
(00032F87) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher
(00040143) USER32.dll
(00026411) USER32.dll.SendMessageW
(004F459A) Nortonlikelistview::TCustomNortonLikeListView::FocusSomethi

The problem happens rarely. I cannot reproduce it.

@pradeepraj.gnanasekaran: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.1

Error message:
Invalid access to memory.

Stack trace:
(0007C868) MSFTEDIT.DLL
(000B343F) ntdll.dll
(0007A66A) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(001FD1F9) MSFTEDIT.DLL.RichEditWndProc
(00038B21) USER32.dll
(00026C98) USER32.dll
(00026405) USER32.dll.CallWindowProcW
(003A3539) Vcl::Controls::TWinControl::DefaultHandler
(00D868C4) TEditorRichEdit::Dispatch
(003A3431) Vcl::Controls::TWinControl::WndProc
(003A293C) Vcl::Controls::TWinControl::MainWndProc
(00204B54) System::Classes::_18364
(00038B21) USER32.dll
(00026C98) USER32.dll
(0002673B) USER32.dll
(00032FA7) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher
(0003F4F3) USER32.dll
(00026461) USER32.dll.SendMessageW
(00D868E0) TEditorRichEdit::GetCanRedo
(002217E4) System::Actions::TContainedActionList::UpdateAction
(0038AC65) Vcl::Actnlist::TCustomAction::Update
(004ACDE6) Vcl::Forms::_16859
(004ACE57) Vcl::Forms::TCustomForm::UpdateActions
(004B28AE) Vcl::Forms::TApplication::DoActionIdle
(004B1A63) Vcl::Forms::TApplication::HandleMessage
(0012A10D) Execute
(000033BB) wWinMain
(00EF2B0D) __wstartup
(0006C6D9) ntdll.dll
(0006C65C) ntdll.dll

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

@sanjusajid2003: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Invalid access to memory.

Stack trace:
(0007C998) MSFTEDIT.DLL
(000B0F8F) ntdll.dll
(0007ACFA) ntdll.dll.KiUserExceptionDispatcher
(0007CA2A) MSFTEDIT.DLL
(002023E9) MSFTEDIT.DLL.RichEditWndProc
(00038005) USER32.dll
(00026278) USER32.dll
(000259D5) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00038005) USER32.dll
(00026278) USER32.dll
(00025D0B) USER32.dll
(00032607) USER32.dll
(0007ACD4) ntdll.dll.KiUserCallbackDispatcher
(0003E9F3) USER32.dll
(00025A31) USER32.dll.SendMessageW
(00CB51D0) TEditorRichEdit::GetCanRedo
(002758CC) System::Actions::TContainedActionList::UpdateAction
(00359662) Vcl::Actnlist::TCustomAction::Update
(003C82AE) Vcl::Forms::_16777
(003C832C) Vcl::Forms::TCustomForm::UpdateActions

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(0007C868) MSFTEDIT.DLL
(000B320F) ntdll.dll
(0007A66A) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(001FD979) MSFTEDIT.DLL.RichEditWndProc
(00038A71) USER32.dll
(00026BE8) USER32.dll
(00026355) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00038A71) USER32.dll
(00026BE8) USER32.dll
(0002668B) USER32.dll
(00032EF7) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher
(0003F443) USER32.dll
(000263B1) USER32.dll.SendMessageW
(00D87428) TEditorRichEdit::GetCanRedo
(00221808) System::Actions::TContainedActionList::UpdateAction
(0038AC89) Vcl::Actnlist::TCustomAction::Update
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF38D1) C7146_0
(0006C6D9) ntdll.dll
(0006C65C) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
無效的存取記憶體

Stack 追蹤:
(003A0F09)
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(003A1219)
(003A12EA)
(003A440D)
(003A3455)
(003A2960)
(00204B78)
(00040529) USER32.dll
(00036C15) USER32.dll
(0003682B) USER32.dll
(0003ACED) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00035C67) USER32.dll.GetSystemMetricsForDpi
(00034C97) USER32.dll
(0002EA2C) UXTHEME.DLL
(0002E743) UXTHEME.DLL
(000358E5) USER32.dll.GetSystemMetricsForDpi
(00040529) USER32.dll
(00036C15) USER32.dll
(00036341) USER32.dll.GetSystemMetricsForDpi
(00034B76) USER32.dll.CallWindowProcW
(003A355D)

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Invalid access to memory.

Stack trace:
(0007C868) MSFTEDIT.DLL
(000B320F) ntdll.dll
(0007A66A) ntdll.dll.KiUserExceptionDispatcher
(0007C8FA) MSFTEDIT.DLL
(001FD979) MSFTEDIT.DLL.RichEditWndProc
(00038A71) USER32.dll
(00026BE8) USER32.dll
(00026355) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00038A71) USER32.dll
(00026BE8) USER32.dll
(0002668B) USER32.dll
(00032EF7) USER32.dll
(0007A644) ntdll.dll.KiUserCallbackDispatcher
(0003F443) USER32.dll
(000263B1) USER32.dll.SendMessageW
(0036C8D7) Vcl::Stdctrls::TCustomEdit::GetModified
(0007EEC4) TEditorManager::ProcessFiles
(000156EB) TCustomScpExplorerForm::AnyInternalEditorModified
(002758CC) System::Actions::TContainedActionList::UpdateAction
(00359662) Vcl::Actnlist::TCustomAction::Update
(003C82AE) Vcl::Forms::_16777
(003C832C) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5

Error message:
Invalid access to memory.

Stack trace:
(0007C9B8) MSFTEDIT.DLL
(000B204F) ntdll.dll
(0007AF3A) ntdll.dll.KiUserExceptionDispatcher
(0007CA4A) MSFTEDIT.DLL
(00202D69) MSFTEDIT.DLL.RichEditWndProc
(00038D21) USER32.dll
(00026E88) USER32.dll
(000265F5) USER32.dll.CallWindowProcW
(003A3495) Vcl::Controls::TWinControl::DefaultHandler
(00D86760) TEditorRichEdit::Dispatch
(003A338D) Vcl::Controls::TWinControl::WndProc
(003A2898) Vcl::Controls::TWinControl::MainWndProc
(00204AB0) System::Classes::_18364
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(0003F6E3) USER32.dll
(00026651) USER32.dll.SendMessageW
(000229F4) USER32.dll
(00023E1E) USER32.dll
(000233B2) USER32.dll
(00023059) USER32.dll
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(000296E0) USER32.dll
(000283C8) USER32.dll
(000284FB) USER32.dll
(00088D8E) COMCTL32.DLL
(00038D21) USER32.dll
(00026E88) USER32.dll
(000265F5) USER32.dll.CallWindowProcW
(003A3495) Vcl::Controls::TWinControl::DefaultHandler
(003A338D) Vcl::Controls::TWinControl::WndProc
(003C7994) Vcl::Stdctrls::TButtonControl::WndProc
(00204AB0) System::Classes::_18364
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(0003F6E3) USER32.dll
(00026651) USER32.dll.SendMessageW
(00002975) IMM32.DLL.ImmSetActiveContext
(00022CF0) USER32.dll
(00023890) USER32.dll
(000233D9) USER32.dll
(00023059) USER32.dll
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(004AA035) Vcl::Forms::TCustomForm::SetActive
(004AAEDE) Vcl::Forms::TCustomForm::WMActivate
(003A338D) Vcl::Controls::TWinControl::WndProc
(004A75D4) Vcl::Forms::TCustomForm::WndProc
(00E04A4B) Vclcommon::C4884_0
(003A2898) Vcl::Controls::TWinControl::MainWndProc
(00204AB0) System::Classes::_18364
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(00DB6AB8) TMessageForm::CMShowingChanged
(003A338D) Vcl::Controls::TWinControl::WndProc
(004A75D4) Vcl::Forms::TCustomForm::WndProc
(00E047C4) Vclcommon::C4884_0
(00E04986) Vclcommon::C4884_0
(0039DE18) Vcl::Controls::TControl::Perform
(003A2639) Vcl::Controls::TWinControl::UpdateShowing
(003A274E) Vcl::Controls::TWinControl::UpdateControlState
(003A5512) Vcl::Controls::TWinControl::CMVisibleChanged
(003A338D) Vcl::Controls::TWinControl::WndProc
(004A75D4) Vcl::Forms::TCustomForm::WndProc
(00E04A4B) Vclcommon::C4884_0
(0039DE18) Vcl::Controls::TControl::Perform
(0039C846) Vcl::Controls::TControl::SetVisible

The problem happens rarely. I cannot reproduce it.

@JCLARK: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.2

Error message:
Invalid access to memory.

Stack trace:
(002024AE) MSFTEDIT.DLL.RichEditWndProc
(000B204F) ntdll.dll
(0007AF3A) ntdll.dll.KiUserExceptionDispatcher
(00038D21) USER32.dll
(00026E88) USER32.dll
(000265F5) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(003A457F) Vcl::Controls::TWinControl::WMKillFocus
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(004AA0FD) Vcl::Forms::TCustomForm::SetActive
(004AAFA6) Vcl::Forms::TCustomForm::WMActivate
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E04CB3) Vclcommon::C4884_0
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(00DB6D08) TMessageForm::CMShowingChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E04A2C) Vclcommon::C4884_0
(00E04BEE) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(003A2701) Vcl::Controls::TWinControl::UpdateShowing
(003A2816) Vcl::Controls::TWinControl::UpdateControlState
(003A55DA) Vcl::Controls::TWinControl::CMVisibleChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E04CB3) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(0039C90E) Vcl::Controls::TControl::SetVisible

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
External exception E06D7363

Stack trace:
(0015F714) KERNELBASE.dll.RaiseException
(000B204F) ntdll.dll
(0007AF3A) ntdll.dll.KiUserExceptionDispatcher
(000938D3) ucrtbase.dll._CxxThrowException
(000DEA8F) MSFTEDIT.DLL
(001350FD) MSFTEDIT.DLL
(000C3E4E) MSFTEDIT.DLL
(001642E2) MSFTEDIT.DLL
(0007CB85) MSFTEDIT.DLL
(00202D69) MSFTEDIT.DLL.RichEditWndProc
(00038D21) USER32.dll
(00026E88) USER32.dll
(000265F5) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(0039DEE0) Vcl::Controls::TControl::Perform
(0039DEF8) Vcl::Controls::TControl::Perform
(0039C966) Vcl::Controls::TControl::GetTextBuf
(0020382B) System::Classes::TComponent::UpdateAction
(004AD124) Vcl::Forms::TCustomForm::CMActionUpdate
(0039E2AA) Vcl::Controls::TControl::WndProc
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(004B38EF) Vcl::Forms::TApplication::DispatchAction
(00204B78) System::Classes::_18364
(00038D21) USER32.dll
(00026E88) USER32.dll
(0002692B) USER32.dll
(000331B7) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(0003F6E3) USER32.dll
(00026651) USER32.dll.SendMessageW
(00398E58) Vcl::Controls::SendAppMessage
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF38D1) C7146_0
(0006C2F9) ntdll.dll
(0006C27C) ntdll.dll

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

@aditya: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.2

Error message:
Invalid access to memory.

Stack trace:
(0007C998) MSFTEDIT.DLL
(000B0F8F) ntdll.dll
(0007ACDA) ntdll.dll.KiUserExceptionDispatcher
(0007CA2A) MSFTEDIT.DLL
(00202399) MSFTEDIT.DLL.RichEditWndProc
(00038A11) USER32.dll
(00026B88) USER32.dll
(000262F5) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D869A8) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00038A11) USER32.dll
(00026B88) USER32.dll
(0002662B) USER32.dll
(00032EA7) USER32.dll
(0007ACB4) ntdll.dll.KiUserCallbackDispatcher
(0003F3D3) USER32.dll
(00026351) USER32.dll.SendMessageW
(00D869C4) TEditorRichEdit::GetCanRedo
(00221808) System::Actions::TContainedActionList::UpdateAction
(0038AC89) Vcl::Actnlist::TCustomAction::Update
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF2BF1) C7146_0
(0006C099) ntdll.dll
(0006C01C) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Unzulässiger Zugriff auf einen Speicherbereich.

Stapelverfolgung:
(00139AAC)
(00EF5B8E)
(00EF7C06)
(00EF49B0)
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(00084CA6)
(00084D6D)
(00082F37)
(00D8B9E5)
(00D8B9A2)
(003A3455)
(004A769C)
(00E0573F)
(003A2960)
(00204B78)
(00040489) USER32.dll
(00036B75) USER32.dll
(0003678B) USER32.dll
(0003AC4D) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00034BF7) USER32.dll
(000325C3) UXTHEME.DLL
(0002EADF) UXTHEME.DLL
(0002E753) UXTHEME.DLL
(00035845) USER32.dll.GetSystemMetricsForDpi
(00040489) USER32.dll
(00036B75) USER32.dll
(000362A1) USER32.dll.GetSystemMetricsForDpi
(00034AD6) USER32.dll.CallWindowProcW
(003A355D)
(004AB0E5)
(003A3455)
(004A769C)
(00E0565F)
(003A2960)
(00204B78)
(00040489) USER32.dll
(00036B75) USER32.dll
(0003678B) USER32.dll
(0003AC4D) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(0003ADC9) USER32.dll.PeekMessageW
(004B1958)
(00C9BE01)
(00C98F5B)
(00CF3374)
(00D0A73D)
(00D0AA70)
(00D0A4EE)
(00D3BAD4)
(00D3BCD0)
(000172DB)
(0001EB06)
(0001E966)
(00509A71)
(00507512)
(00508145)
(003A3455)
(0041AF67)
(00204B78)
(00040489) USER32.dll
(00036B75) USER32.dll
(000362A1) USER32.dll.GetSystemMetricsForDpi
(00034AD6) USER32.dll.CallWindowProcW
(0007A1F7) COMCTL32.DLL
(0007A296) COMCTL32.DLL
(0007A04C) COMCTL32.DLL
(00040489) USER32.dll
(00036B75) USER32.dll
(000362A1) USER32.dll.GetSystemMetricsForDpi
(00034AD6) USER32.dll.CallWindowProcW
(0053941F)
(00204B78)
(00040489) USER32.dll
(00036B75) USER32.dll
(0003541B) USER32.dll
(00034F4B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
Invalid access to memory.

Stack trace:
(0007C9B8) MSFTEDIT.DLL
(000B204F) ntdll.dll
(0007AF3A) ntdll.dll.KiUserExceptionDispatcher
(0007CA4A) MSFTEDIT.DLL
(00202D69) MSFTEDIT.DLL.RichEditWndProc
(00038D01) USER32.dll
(00026E78) USER32.dll
(000265E5) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00038D01) USER32.dll
(00026E78) USER32.dll
(0002691B) USER32.dll
(00033197) USER32.dll
(0007AF14) ntdll.dll.KiUserCallbackDispatcher
(0003F6C3) USER32.dll
(00026641) USER32.dll.SendMessageW
(00D87428) TEditorRichEdit::GetCanRedo
(00221808) System::Actions::TContainedActionList::UpdateAction
(0038AC89) Vcl::Actnlist::TCustomAction::Update
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF38D1) C7146_0
(0006C2F9) ntdll.dll
(0006C27C) ntdll.dll

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.2

Error message:
Invalid access to memory.

Stack trace:
(000FDAF4)
(000B140F) ntdll.dll
(0007ADEA) ntdll.dll.KiUserExceptionDispatcher
(0007CA4A) MSFTEDIT.DLL
(00202D69) MSFTEDIT.DLL.RichEditWndProc
(00038E91) USER32.dll
(00027008) USER32.dll
(00026775) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D869A8) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00038E91) USER32.dll
(00027008) USER32.dll
(00026AAB) USER32.dll
(00033327) USER32.dll
(0007ADC4) ntdll.dll.KiUserCallbackDispatcher
(0003F853) USER32.dll
(000267D1) USER32.dll.SendMessageW
(003C25FB) Vcl::Stdctrls::TCustomEdit::GetModified
(00221808) System::Actions::TContainedActionList::UpdateAction
(0038AC89) Vcl::Actnlist::TCustomAction::Update
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF2BF1) C7146_0
(0006C1A9) ntdll.dll
(0006C12C) ntdll.dll

The problem happens rarely. I cannot reproduce it.

@klaus.n.angerer: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.3

Error message:
External exception E06D7363

Stack trace:
(0013A552) KERNELBASE.dll.RaiseException
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(00055EA2) ucrtbase.dll._CxxThrowException
(000CF675) MSFTEDIT.DLL
(0011EA82) MSFTEDIT.DLL
(000D3C31) MSFTEDIT.DLL
(00121738) MSFTEDIT.DLL
(0014C86E) MSFTEDIT.DLL
(000B55AC) MSFTEDIT.DLL
(001E6A1C) MSFTEDIT.DLL.RichEditWndProc
(00040489) USER32.dll
(00036B75) USER32.dll
(000362A1) USER32.dll.GetSystemMetricsForDpi
(00034AD6) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D8740C) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(0039DEE0) Vcl::Controls::TControl::Perform
(0039DEF8) Vcl::Controls::TControl::Perform
(0039C966) Vcl::Controls::TControl::GetTextBuf
(0020382B) System::Classes::TComponent::UpdateAction
(004AD124) Vcl::Forms::TCustomForm::CMActionUpdate
(0039E2AA) Vcl::Controls::TControl::WndProc
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E0573F) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(004B38EF) Vcl::Forms::TApplication::DispatchAction
(00204B78) System::Classes::_18364
(00040489) USER32.dll
(00036B75) USER32.dll
(0003678B) USER32.dll
(0003AC4D) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00034DF8) USER32.dll.SendMessageW
(00398E58) Vcl::Controls::SendAppMessage
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF38D1) C7146_0
(000672AC) ntdll.dll.RtlGetAppContainerNamedObjectPath
(00067279) ntdll.dll.RtlGetAppContainerNamedObjectPath

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.2

Error message:
External exception E06D7363

Stack trace:
(0013A552) KERNELBASE.dll.RaiseException
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(00055EA2) ucrtbase.dll._CxxThrowException
(000CF675) MSFTEDIT.DLL
(0011EA82) MSFTEDIT.DLL
(000D3C31) MSFTEDIT.DLL
(00121738) MSFTEDIT.DLL
(0014C86E) MSFTEDIT.DLL
(000B55AC) MSFTEDIT.DLL
(001E6A1C) MSFTEDIT.DLL.RichEditWndProc
(00040489) USER32.dll
(00036B75) USER32.dll
(000362A1) USER32.dll.GetSystemMetricsForDpi
(00034AD6) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D869A8) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(0039DEE0) Vcl::Controls::TControl::Perform
(0039DEF8) Vcl::Controls::TControl::Perform
(0039C966) Vcl::Controls::TControl::GetTextBuf
(0020382B) System::Classes::TComponent::UpdateAction
(004AD124) Vcl::Forms::TCustomForm::CMActionUpdate
(0039E2AA) Vcl::Controls::TControl::WndProc
(003A3455) Vcl::Controls::TWinControl::WndProc
(004A769C) Vcl::Forms::TCustomForm::WndProc
(00E04CB3) Vclcommon::C4884_0
(0039DEE0) Vcl::Controls::TControl::Perform
(004B38EF) Vcl::Forms::TApplication::DispatchAction
(00204B78) System::Classes::_18364
(00040489) USER32.dll
(00036B75) USER32.dll
(0003678B) USER32.dll
(0003AC4D) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00034DF8) USER32.dll.SendMessageW
(00398E58) Vcl::Controls::SendAppMessage
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF2BF1) C7146_0
(000672AC) ntdll.dll.RtlGetAppContainerNamedObjectPath
(00067279) ntdll.dll.RtlGetAppContainerNamedObjectPath

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
无效的内存访问。

Stack trace:
(0007C998) MSFTEDIT.DLL
(000B0F8F) ntdll.dll
(0007ACDA) ntdll.dll.KiUserExceptionDispatcher
(0007CA2A) MSFTEDIT.DLL
(00202399) MSFTEDIT.DLL.RichEditWndProc
(00038A11) USER32.dll
(00026B88) USER32.dll
(000262F5) USER32.dll.CallWindowProcW
(00409142) Vcl::Controls::TWinControl::DefaultHandler
(00409031) Vcl::Controls::TWinControl::WndProc
(00408678) Vcl::Controls::TWinControl::MainWndProc
(00226F7C) System::Classes::_18201
(00038A11) USER32.dll
(00026B88) USER32.dll
(0002662B) USER32.dll
(00032EA7) USER32.dll
(0007ACB4) ntdll.dll.KiUserCallbackDispatcher
(0003F3D3) USER32.dll
(00026351) USER32.dll.SendMessageW
(00002AA5) IMM32.DLL.ImmSetActiveContext
(000229F0) USER32.dll
(00023590) USER32.dll
(000230D9) USER32.dll
(00022D59) USER32.dll
(00038A11) USER32.dll
(00026B88) USER32.dll
(0002662B) USER32.dll
(00032EA7) USER32.dll
(0007ACB4) ntdll.dll.KiUserCallbackDispatcher
(00409031) Vcl::Controls::TWinControl::WndProc
(003C3638) Vcl::Forms::TCustomForm::WndProc

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.2

Error message:
Accès mémoire invalide.

Trace de la pile :
(0007C811) MSFTEDIT.DLL
(000996AF) ntdll.dll
(00078491) ntdll.dll.KiUserExceptionDispatcher
(0007C89A) MSFTEDIT.DLL
(00200A70) MSFTEDIT.DLL.RichEditWndProc
(00032A0D) USER32.dll
(00023381) USER32.dll
(00022C42) USER32.dll.CallWindowProcW
(003A355D) Vcl::Controls::TWinControl::DefaultHandler
(00D869A8) TEditorRichEdit::Dispatch
(003A3455) Vcl::Controls::TWinControl::WndProc
(003A2960) Vcl::Controls::TWinControl::MainWndProc
(00204B78) System::Classes::_18364
(00032A0D) USER32.dll
(00023381) USER32.dll
(00022DFB) USER32.dll
(0002CFCD) USER32.dll
(0007844B) ntdll.dll.KiUserCallbackDispatcher
(00039C6D) USER32.dll
(00021DB1) USER32.dll.SendMessageW
(003C25FB) Vcl::Stdctrls::TCustomEdit::GetModified
(00081598) TEditorManager::ProcessFiles
(00015A23) TCustomScpExplorerForm::AnyInternalEditorModified
(00221808) System::Actions::TContainedActionList::UpdateAction
(0038AC89) Vcl::Actnlist::TCustomAction::Update
(004ACE0A) Vcl::Forms::_16859
(004ACE7B) Vcl::Forms::TCustomForm::UpdateActions
(004B28D2) Vcl::Forms::TApplication::DoActionIdle
(004B1A87) Vcl::Forms::TApplication::HandleMessage
(0012A131) Execute
(000033BB) wWinMain
(00EF2BF1) C7146_0
(0006B3A9) ntdll.dll
(0006B32A) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Invalid access to memory.

Stack trace:
(000B4142) MSFTEDIT.DLL
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(000B481F) MSFTEDIT.DLL
(001E6F5C) MSFTEDIT.DLL.RichEditWndProc
(00040489) USER32.dll
(00036B75) USER32.dll
(000362A1) USER32.dll.GetSystemMetricsForDpi
(00034AD6) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040489) USER32.dll
(00036B75) USER32.dll
(0003678B) USER32.dll
(0003AC4D) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00034DF8) USER32.dll.SendMessageW
(0036C88F) Vcl::Stdctrls::TCustomEdit::GetModified
(0007EE7C) TEditorManager::ProcessFiles
(000156DF) TCustomScpExplorerForm::AnyInternalEditorModified
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A) Vcl::Actnlist::TCustomAction::Update
(003C8266) Vcl::Forms::_16777
(003C82E4) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5

Error message:
メモリのアクセス違反

スタック トレース:
(0007C998) MSFTEDIT.DLL
(000B0F8F) ntdll.dll
(0007ACFA) ntdll.dll.KiUserExceptionDispatcher
(0007CA2A) MSFTEDIT.DLL
(002023E9) MSFTEDIT.DLL.RichEditWndProc
(00038005) USER32.dll
(00026278) USER32.dll
(000259D5) USER32.dll.CallWindowProcW
(003A3495) Vcl::Controls::TWinControl::DefaultHandler
(00D86760) TEditorRichEdit::Dispatch
(003A338D) Vcl::Controls::TWinControl::WndProc
(003A2898) Vcl::Controls::TWinControl::MainWndProc
(00204AB0) System::Classes::_18364
(00038005) USER32.dll
(00026278) USER32.dll
(00025D0B) USER32.dll
(00032607) USER32.dll
(0007ACD4) ntdll.dll.KiUserCallbackDispatcher
(0003E9F3) USER32.dll
(00025A31) USER32.dll.SendMessageW
(003C2533) Vcl::Stdctrls::TCustomEdit::GetModified
(00221740) System::Actions::TContainedActionList::UpdateAction
(0038ABC1) Vcl::Actnlist::TCustomAction::Update
(004ACD42) Vcl::Forms::_16859
(004ACDB3) Vcl::Forms::TCustomForm::UpdateActions
(004B280A) Vcl::Forms::TApplication::DoActionIdle
(004B19BF) Vcl::Forms::TApplication::HandleMessage
(0012A069) Execute
(000033BB) wWinMain
(00EF2989) __wstartup
(0006C039) ntdll.dll
(0006BFBC) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5

Error message:
Invalid access to memory.

Stack trace:
(0007CE78) MSFTEDIT.DLL
(000B0C7F) ntdll.dll
(0007ABCA) ntdll.dll.KiUserExceptionDispatcher
(0007CF0A) MSFTEDIT.DLL
(00202E29) MSFTEDIT.DLL.RichEditWndProc
(00036DD1) USER32.dll
(00025448) USER32.dll
(00024BB5) USER32.dll.CallWindowProcW
(003A3495) Vcl::Controls::TWinControl::DefaultHandler
(00D86760) TEditorRichEdit::Dispatch
(003A338D) Vcl::Controls::TWinControl::WndProc
(003A2898) Vcl::Controls::TWinControl::MainWndProc
(00204AB0) System::Classes::_18364
(00036DD1) USER32.dll
(00025448) USER32.dll
(00024EEB) USER32.dll
(000317D7) USER32.dll
(0007ABA4) ntdll.dll.KiUserCallbackDispatcher
(0003D7D3) USER32.dll
(00024C11) USER32.dll.SendMessageW
(003C2533) Vcl::Stdctrls::TCustomEdit::GetModified
(00221740) System::Actions::TContainedActionList::UpdateAction
(0038ABC1) Vcl::Actnlist::TCustomAction::Update
(004ACD42) Vcl::Forms::_16859
(004ACDB3) Vcl::Forms::TCustomForm::UpdateActions
(004B280A) Vcl::Forms::TApplication::DoActionIdle
(004B19BF) Vcl::Forms::TApplication::HandleMessage
(0012A069) Execute
(000033BB) wWinMain
(00EF2989) __wstartup
(0006BF09) ntdll.dll
(0006BE8C) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Acceso a memoria no válido

Rastreo de la pila:
(0007CE78) MSFTEDIT.DLL
(000B0C7F) ntdll.dll
(0007ABCA) ntdll.dll.KiUserExceptionDispatcher
(0007CF0A) MSFTEDIT.DLL
(00202E29) MSFTEDIT.DLL.RichEditWndProc
(00036DD1) USER32.dll
(00025448) USER32.dll
(00024BB5) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00036DD1) USER32.dll
(00025448) USER32.dll
(00024EEB) USER32.dll
(000317D7) USER32.dll
(0007ABA4) ntdll.dll.KiUserCallbackDispatcher
(0003D7D3) USER32.dll
(00024C11) USER32.dll.SendMessageW
(0036C8D7) Vcl::Stdctrls::TCustomEdit::GetModified
(002758CC) System::Actions::TContainedActionList::UpdateAction
(00359662) Vcl::Actnlist::TCustomAction::Update
(003C82AE) Vcl::Forms::_16777
(003C832C) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Accès mémoire invalide.

Trace de la pile :
(000B4142) MSFTEDIT.DLL
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(000B481F) MSFTEDIT.DLL
(001E6F5C) MSFTEDIT.DLL.RichEditWndProc
(00040489) USER32.dll
(00036B75) USER32.dll
(000362A1) USER32.dll.GetSystemMetricsForDpi
(00034AD6) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00040489) USER32.dll
(00036B75) USER32.dll
(0003678B) USER32.dll
(0003AC4D) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00034DF8) USER32.dll.SendMessageW
(0036C8D7) Vcl::Stdctrls::TCustomEdit::GetModified
(0007EEC4) TEditorManager::ProcessFiles
(000156EB) TCustomScpExplorerForm::AnyInternalEditorModified
(002758CC) System::Actions::TContainedActionList::UpdateAction
(00359662) Vcl::Actnlist::TCustomAction::Update
(003C82AE) Vcl::Forms::_16777
(003C832C) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5

Error message:
External exception E06D7363

Stack trace:
(001410C2) KERNELBASE.dll.RaiseException
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(00055EA2) ucrtbase.dll._CxxThrowException
(000CE9F5) MSFTEDIT.DLL
(0011F082) MSFTEDIT.DLL
(000D2FB1) MSFTEDIT.DLL
(00121D38) MSFTEDIT.DLL
(0014CE4E) MSFTEDIT.DLL
(000B494C) MSFTEDIT.DLL
(001E6F5C) MSFTEDIT.DLL.RichEditWndProc
(000405E9) USER32.dll
(00036CD5) USER32.dll
(00036401) USER32.dll.GetSystemMetricsForDpi
(00034C36) USER32.dll.CallWindowProcW
(003A3495) Vcl::Controls::TWinControl::DefaultHandler
(00D86760) TEditorRichEdit::Dispatch
(003A338D) Vcl::Controls::TWinControl::WndProc
(0039DE18) Vcl::Controls::TControl::Perform
(0039DE30) Vcl::Controls::TControl::Perform
(0039C89E) Vcl::Controls::TControl::GetTextBuf
(00203763) System::Classes::TComponent::UpdateAction
(004AD05C) Vcl::Forms::TCustomForm::CMActionUpdate
(0039E1E2) Vcl::Controls::TControl::WndProc
(003A338D) Vcl::Controls::TWinControl::WndProc
(004A75D4) Vcl::Forms::TCustomForm::WndProc
(00E04A4B) Vclcommon::C4884_0
(0039DE18) Vcl::Controls::TControl::Perform
(004B3827) Vcl::Forms::TApplication::DispatchAction
(00204AB0) System::Classes::_18364
(000405E9) USER32.dll
(00036CD5) USER32.dll
(000368EB) USER32.dll
(0003ADAD) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00034F58) USER32.dll.SendMessageW
(00398D90) Vcl::Controls::SendAppMessage
(004ACD42) Vcl::Forms::_16859
(004ACDB3) Vcl::Forms::TCustomForm::UpdateActions
(004B280A) Vcl::Forms::TApplication::DoActionIdle
(004B19BF) Vcl::Forms::TApplication::HandleMessage
(0012A069) Execute
(000033BB) wWinMain
(00EF2989) __wstartup
(000672AC) ntdll.dll.RtlGetAppContainerNamedObjectPath
(00067279) ntdll.dll.RtlGetAppContainerNamedObjectPath

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
Invalid access to memory.

Stack trace:
(000B4142) MSFTEDIT.DLL
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(000B481F) MSFTEDIT.DLL
(001E6F5C) MSFTEDIT.DLL.RichEditWndProc
(000405E9) USER32.dll
(00036CD5) USER32.dll
(00036401) USER32.dll.GetSystemMetricsForDpi
(00034C36) USER32.dll.CallWindowProcW
(00409142) Vcl::Controls::TWinControl::DefaultHandler
(00409031) Vcl::Controls::TWinControl::WndProc
(00408678) Vcl::Controls::TWinControl::MainWndProc
(00226F7C) System::Classes::_18201
(000405E9) USER32.dll
(00036CD5) USER32.dll
(000368EB) USER32.dll
(0003ADAD) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00409031) Vcl::Controls::TWinControl::WndProc
(003C3638) Vcl::Forms::TCustomForm::WndProc

The problem happens rarely. I cannot reproduce it.

@lj217: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
无效的内存访问。

Stack trace:
(000AA228) MSFTEDIT.DLL
(000B046F) ntdll.dll
(0007AB0A) ntdll.dll.KiUserExceptionDispatcher
(000AA2BA) MSFTEDIT.DLL
(001FB7AA) MSFTEDIT.DLL.RichEditWndProc
(00036731) USER32.dll
(00024D78) USER32.dll
(000244E5) USER32.dll.CallWindowProcW
(00409142) Vcl::Controls::TWinControl::DefaultHandler
(00409031) Vcl::Controls::TWinControl::WndProc
(00408678) Vcl::Controls::TWinControl::MainWndProc
(00226F7C) System::Classes::_18201
(00036731) USER32.dll
(00024D78) USER32.dll
(0002481B) USER32.dll
(00031137) USER32.dll
(0007AAE4) ntdll.dll.KiUserCallbackDispatcher
(0003D143) USER32.dll
(00024541) USER32.dll.SendMessageW
(00CB55B8) TEditorRichEdit::GetCanRedo
(002758D4) System::Actions::TContainedActionList::UpdateAction
(0035966A) Vcl::Actnlist::TCustomAction::Update
(003C82B6) Vcl::Forms::_16777
(003C8334) Vcl::Forms::TCustomForm::UpdateActions

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

@varsha.kakathkar: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
Invalid access to memory.

Stack trace:
(0044B90D)
(000B046F) ntdll.dll
(0007AB0A) ntdll.dll.KiUserExceptionDispatcher
(00404519)
(00409031)
(0044C327)
(00409197)
(00409031)
(00408678)
(00226F7C)
(00036731) USER32.dll
(00024D78) USER32.dll
(0002481B) USER32.dll
(00031137) USER32.dll
(0007AAE4) ntdll.dll.KiUserCallbackDispatcher
(0003D143) USER32.dll
(00024541) USER32.dll.SendMessageW
(0009B346) COMCTL32.DLL
(000980B0) COMCTL32.DLL
(0005E3AF) COMCTL32.DLL
(0009CE72) COMCTL32.DLL
(0009D44D) COMCTL32.DLL
(00092763) COMCTL32.DLL
(000928D0) COMCTL32.DLL
(000929BC) COMCTL32.DLL
(00092A37) COMCTL32.DLL
(0009510E) COMCTL32.DLL
(00093EA2) COMCTL32.DLL
(00036731) USER32.dll
(00024D78) USER32.dll
(000244E5) USER32.dll.CallWindowProcW
(00409142)
(0040D4AB)
(00404519)
(00409031)
(0044C327)
(00409A6B)
(0044E13D)
(00409031)
(0044C327) Vcl::Comctrls::TCustomListView::WndProc
(00226F7C) System::Classes::_18201
(00036731) USER32.dll
(00024D78) USER32.dll
(000244E5) USER32.dll.CallWindowProcW
(000822A4) COMCTL32.DLL
(00082343) COMCTL32.DLL
(000820BC) COMCTL32.DLL
(00036731) USER32.dll
(00024D78) USER32.dll
(0002481B) USER32.dll
(00031137) USER32.dll
(0007AAE4) ntdll.dll.KiUserCallbackDispatcher
(00023D6B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
Acceso a memoria no válido

Rastreo de la pila:
(0002879B) COMCTL32.DLL
(00087A6F) ntdll.dll
(000740C1) ntdll.dll.KiUserExceptionDispatcher
(0003EC68) COMCTL32.DLL
(00040779) USER32.dll
(00036B65) USER32.dll
(00036321) USER32.dll.GetSystemMetricsForDpi
(00034B16) USER32.dll.CallWindowProcW
(00409142) Vcl::Controls::TWinControl::DefaultHandler
(00409031) Vcl::Controls::TWinControl::WndProc
(0043F39E) Vcl::Comctrls::TCustomTreeView::WndProc
(00226F7C) System::Classes::_18201
(00040779) USER32.dll
(00036B65) USER32.dll
(00036765) USER32.dll
(0003AC6D) USER32.dll
(0007407B) ntdll.dll.KiUserCallbackDispatcher
(00034E5A) USER32.dll.SendMessageW
(001D4047) Winapi::Commctrl::TreeView_SelectItem
(004917A5) Customdriveview::TCustomDriveView::CreateWnd
(004080C2) Vcl::Controls::TWinControl::CreateHandle
(00404519) Vcl::Controls::TControl::WndProc
(00409031) Vcl::Controls::TWinControl::WndProc
(0043F39E) Vcl::Comctrls::TCustomTreeView::WndProc
(00408282) Vcl::Controls::TWinControl::RecreateWnd
(00409031) Vcl::Controls::TWinControl::WndProc

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Invalid access to memory.

Stack trace:
(C95B4E5F)WinSCP.exe
(0008818F) ntdll.dll
(00074711) ntdll.dll.KiUserExceptionDispatcher
(000B481F) MSFTEDIT.DLL
(001E6F5C) MSFTEDIT.DLL.RichEditWndProc
(00040829) USER32.dll
(00036F15) USER32.dll
(00036641) USER32.dll.GetSystemMetricsForDpi
(00034E76) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00040829) USER32.dll
(00036F15) USER32.dll
(00036B2B) USER32.dll
(0003AFED) USER32.dll
(000746CB) ntdll.dll.KiUserCallbackDispatcher
(00035198) USER32.dll.SendMessageW
(0036C8D7) Vcl::Stdctrls::TCustomEdit::GetModified
(002758CC) System::Actions::TContainedActionList::UpdateAction
(00359662) Vcl::Actnlist::TCustomAction::Update
(003C82AE) Vcl::Forms::_16777
(003C832C) Vcl::Forms::TCustomForm::UpdateActions

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
Invalid access to memory.

Stack trace:
(000018DE) LPK.dll
(0005A466) ntdll.dll
(0000F12E) ntdll.dll.KiUserExceptionDispatcher
(00001BFF) LPK.dll
(0008F41D) COMCTL32.DLL
(00094087) COMCTL32.DLL
(00056732) COMCTL32.DLL
(0005666F) COMCTL32.DLL.CreateStatusWindowW
(00090118) COMCTL32.DLL
(000152F7) USER32.dll
(00015D35) USER32.dll
(0001FD22) USER32.dll
(0001FD48) USER32.dll.CallWindowProcW
(00409142) Vcl::Controls::TWinControl::DefaultHandler
(00409031) Vcl::Controls::TWinControl::WndProc
(00408678) Vcl::Controls::TWinControl::MainWndProc
(00226F7C) System::Classes::_18201
(000152F7) USER32.dll
(00015D35) USER32.dll
(00015DE3) USER32.dll
(0001973D) USER32.dll
(0000F107) ntdll.dll.KiUserCallbackDispatcher
(00019A37) USER32.dll
(00017A57) USER32.dll.CreateWindowExW
(0029A073) Winapi::Windows::CreateWindowEx
(00407D88) Vcl::Controls::TWinControl::CreateWindowHandle
(0036D517) Vcl::Stdctrls::TCustomEdit::CreateWnd
(00484D75) Updownedit::TUpDownEdit::CreateWnd
(00409031) Vcl::Controls::TWinControl::WndProc
(00404154) Vcl::Controls::TControl::Perform
(0040C08A) Vcl::Controls::TWinControl::SetCtl3D
(00409031) Vcl::Controls::TWinControl::WndProc
(00404154) Vcl::Controls::TControl::Perform
(004076CB) Vcl::Controls::TWinControl::InsertControl
(00401A42) Vcl::Controls::TControl::SetParentComponent
(00217127) System::Classes::TReader::ReadComponent
(00217391) System::Classes::TReade

The problem happens rarely. I cannot reproduce it.

@kinggsley2: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.7

Error message:
Invalid access to memory.

Stack trace:
(C95B4E5F)WinSCP.exe
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040B49) USER32.dll
(00036F65) USER32.dll
(00036711) USER32.dll.GetSystemMetricsForDpi
(00034F26) USER32.dll.CallWindowProcW
(00409142) Vcl::Controls::TWinControl::DefaultHandler
(00409031) Vcl::Controls::TWinControl::WndProc
(00408678) Vcl::Controls::TWinControl::MainWndProc
(00226F7C) System::Classes::_18201
(00040B49) USER32.dll
(00036F65) USER32.dll
(00036B55) USER32.dll
(0003B05D) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(00035258) USER32.dll.SendMessageW
(0036C8DF) Vcl::Stdctrls::TCustomEdit::GetModified
(002758D4) System::Actions::TContainedActionList::UpdateAction
(0035966A) Vcl::Actnlist::TCustomAction::Update
(003C82B6) Vcl::Forms::_16777
(003C8334) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.5

Error message:
Invalid access to memory.

Stack trace:
(000AC101) MSFTEDIT.DLL
(00098F2F) ntdll.dll
(000781B1) ntdll.dll.KiUserExceptionDispatcher
(000AC18A) MSFTEDIT.DLL
(001F9FC4) MSFTEDIT.DLL.RichEditWndProc
(00032431) USER32.dll
(00023231) USER32.dll
(00022BA2) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00032431) USER32.dll
(00023231) USER32.dll
(00022CB5) USER32.dll
(0002CC1D) USER32.dll
(0007816B) ntdll.dll.KiUserCallbackDispatcher
(00038BB3) USER32.dll
(00021D11) USER32.dll.SendMessageW
(0036C88F) Vcl::Stdctrls::TCustomEdit::GetModified
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A) Vcl::Actnlist::TCustomAction::Update
(003C8266) Vcl::Forms::_16777
(003C82E4) Vcl::Forms::TCustomForm::UpdateActions

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.5

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040649) USER32.dll
(00036DB5) USER32.dll
(00036571) USER32.dll.GetSystemMetricsForDpi
(00034D96) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040649) USER32.dll
(00036DB5) USER32.dll
(000369B5) USER32.dll
(0003AE8D) USER32.dll
(000744BB) ntdll.dll.KiUserCallbackDispatcher
(000350B8) USER32.dll.SendMessageW
(004432AF) Vcl::Comctrls::_17398
(00CB94F9) TEditorForm::CMDpiChanged
(00408FE1) Vcl::Controls::TWinControl::WndProc
(003C35E8) Vcl::Forms::TCustomForm::WndProc

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.5

Error message:
Ошибка доступа к памяти.

Трассировка стека:
(0009C892) MSFTEDIT.DLL
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040649) USER32.dll
(00036DB5) USER32.dll
(00036571) USER32.dll.GetSystemMetricsForDpi
(00034D96) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040649) USER32.dll
(00036DB5) USER32.dll
(000369B5) USER32.dll
(0003AE8D) USER32.dll
(000744BB) ntdll.dll.KiUserCallbackDispatcher
(00408FE1) Vcl::Controls::TWinControl::WndProc
(003C35E8) Vcl::Forms::TCustomForm::WndProc

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Invalid access to memory.

Stack trace:
(000584C5) gdi32full.dll
(000970EF) ntdll.dll
(00075C61) ntdll.dll.KiUserExceptionDispatcher
(0005842D) gdi32full.dll
(00097E64) COMCTL32.DLL
(00098BE0) COMCTL32.DLL
(00033BB2) COMCTL32.DLL
(00095770) COMCTL32.DLL
(00047340) USER32.dll
(000267B5) USER32.dll
(000253EA) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00047340) USER32.dll
(000267B5) USER32.dll
(00026245) USER32.dll
(0002F837) USER32.dll
(00075C1A) ntdll.dll.KiUserCallbackDispatcher
(0002A74F) USER32.dll
(0002A613) USER32.dll.CreateWindowExW
(0029A06B) Winapi::Windows::CreateWindowEx
(00407D80) Vcl::Controls::TWinControl::CreateWindowHandle
(0036D50F) Vcl::Stdctrls::TCustomEdit::CreateWnd
(00484D6D) Updownedit::TUpDownEdit::CreateWnd
(00409029) Vcl::Controls::TWinControl::WndProc
(0040414C) Vcl::Controls::TControl::Perform
(0040C082) Vcl::Controls::TWinControl::SetCtl3D
(00409029) Vcl::Controls::TWinControl::WndProc
(0040414C) Vcl::Controls::TControl::Perform
(004076C3) Vcl::Controls::TWinControl::InsertControl
(00401A3A) Vcl::Controls::TControl::SetParentComponent
(0021711F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172F7) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(0021716F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172F7) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(0021716F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172F7) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(0021716F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172C8) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(003C260D) Vcl::Forms::TCustomForm::ReadState
(00CE2FF8) TLoginDialog::ReadState
(0021216E) System::Classes::TStream::ReadComponent
(00207BB3) System::Classes::_17089
(00209507) System::Classes::_17116
(00209595) System::Classes::InitInheritedComponent
(003C1E06) Vcl::Forms::TCustomForm::TCustomForm
(00005912) Vcl::Forms::TForm::TForm
(00CD7DB2) TLoginDialog::TLoginDialog
(0047637C) Pastools::Construct
(0011347F) GetLoginData
(000C5CE1) TTerminalManager::NewSession
(000246C8) TCustomScpExplorerForm::NeedSession
(000599B3) TScpCommanderForm::NeedSession
(0002CC31) TCustomScpExplorerForm::CMShowingChanged
(0002C91E) TCustomScpExplorerForm::Dispatch
(00404511) Vcl::Controls::TControl::WndProc
(00409029) Vcl::Controls::TWinContr

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Nieprawidłowy dostęp do pamięci.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040649) USER32.dll
(00036DB5) USER32.dll
(00036571) USER32.dll.GetSystemMetricsForDpi
(00034D96) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00040649) USER32.dll
(00036DB5) USER32.dll
(000369B5) USER32.dll
(0003AE8D) USER32.dll
(000744BB) ntdll.dll.KiUserCallbackDispatcher
(000350B8) USER32.dll.SendMessageW
(0036C8D7) Vcl::Stdctrls::TCustomEdit::GetModified
(0007EEC4) TEditorManager::ProcessFiles
(000156EB) TCustomScpExplorerForm::AnyInternalEditorModified
(002758CC) System::Actions::TContainedActionList::UpdateAction
(00359662) Vcl::Actnlist::TCustomAction::Update
(003C82AE) Vcl::Forms::_16777
(003C832C) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Invalid access to memory.

Stack trace:
(000AA208) MSFTEDIT.DLL
(000B03FF) ntdll.dll
(0007AB8A) ntdll.dll.KiUserExceptionDispatcher
(000AA29A) MSFTEDIT.DLL
(001FB2FA) MSFTEDIT.DLL.RichEditWndProc
(00036461) USER32.dll
(00024B28) USER32.dll
(00024295) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00036461) USER32.dll
(00024B28) USER32.dll
(000245CB) USER32.dll
(00030E57) USER32.dll
(0007AB64) ntdll.dll.KiUserCallbackDispatcher
(0003CE73) USER32.dll
(000242F1) USER32.dll.SendMessageW
(00CB5337) TEditorRichEdit::SetTabSize
(00CB4E92) TEditorRichEdit::ResetFormat
(00014D81) TCustomScpExplorerForm::CustomExecuteFile
(00016C3C) TCustomScpExplorerForm::ExecuteFile
(0001705B) TCustomScpExplorerForm::ExecuteFile
(0001E4EA) TCustomScpExplorerForm::DoDirViewExecFile
(0005C89E) TScpCommanderForm::LocalDirViewExecFile
(0048E415) Customdirview::TCustomDirView::DoExecFile
(0048BD82) Customdirview::TCustomDirView::DoExecute
(0048C9C1) Customdirview::TCustomDirView::WMLButtonDblClk
(00409029) Vcl::Controls::TWinControl::WndProc
(0044C31F) Vcl::Comctrls::TCustomListView::WndProc
(00226F74) System::Classes::_18201
(00036461) USER32.dll
(00024B28) USER32.dll
(00024295) USER32.dll.CallWindowProcW
(000822A4) COMCTL32.DLL
(00082343) COMCTL32.DLL
(000820BC) COMCTL32.DLL
(00036461) USER32.dll
(00024B28) USER32.dll
(00024295) USER32.dll.CallWindowProcW
(004C2D33) Dragdrop::TDragDrop::WndMethod
(00226F74) System::Classes::_18201
(00036461) USER32.dll
(00024B28) USER32.dll
(00023FB5) USER32.dll
(00023B1B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Invalid access to memory.

Stack trace:
(000AA208) MSFTEDIT.DLL
(000B03FF) ntdll.dll
(0007AB8A) ntdll.dll.KiUserExceptionDispatcher
(000AA29A) MSFTEDIT.DLL
(001FB2FA) MSFTEDIT.DLL.RichEditWndProc
(00036461) USER32.dll
(00024B28) USER32.dll
(00024295) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(00036461) USER32.dll
(00024B28) USER32.dll
(000245CB) USER32.dll
(00030E57) USER32.dll
(0007AB64) ntdll.dll.KiUserCallbackDispatcher
(0003CE73) USER32.dll
(000242F1) USER32.dll.SendMessageW
(00002975) IMM32.DLL.ImmSetActiveContext
(0002157C) USER32.dll
(00021079) USER32.dll
(00020CF9) USER32.dll
(00036461) USER32.dll
(00024B28) USER32.dll
(000245CB) USER32.dll
(00030E57) USER32.dll
(0007AB64) ntdll.dll.KiUserCallbackDispatcher
(003C5E1F) Vcl::Forms::TCustomForm::SetActive
(00409029) Vcl::Controls::TWinControl::WndProc
(003C3630) Vcl::Forms::TCustomForm::WndProc

The problem happens rarely. I cannot reproduce it.

@cliftion: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.6

Error message:
Invalid access to memory.

Stack trace:
(000B6A12) gdi32full.dll
(00098E4F) ntdll.dll
(000781B1) ntdll.dll.KiUserExceptionDispatcher
(000B6DD9) gdi32full.dll
(00085E25) COMCTL32.DLL
(00086895) COMCTL32.DLL
(000660DA) COMCTL32.DLL
(00083219) COMCTL32.DLL
(000322D1) USER32.dll
(000230C1) USER32.dll
(00022A32) USER32.dll.CallWindowProcW
(0040913A) Vcl::Controls::TWinControl::DefaultHandler
(00409029) Vcl::Controls::TWinControl::WndProc
(00408670) Vcl::Controls::TWinControl::MainWndProc
(00226F74) System::Classes::_18201
(000322D1) USER32.dll
(000230C1) USER32.dll
(00022B45) USER32.dll
(0002EBA3) USER32.dll
(0007816B) ntdll.dll.KiUserCallbackDispatcher
(00025F95) USER32.dll
(000263C3) USER32.dll.CreateWindowExW
(0029A06B) Winapi::Windows::CreateWindowEx
(00407D80) Vcl::Controls::TWinControl::CreateWindowHandle
(0036D50F) Vcl::Stdctrls::TCustomEdit::CreateWnd
(00484D6D) Updownedit::TUpDownEdit::CreateWnd
(00409029) Vcl::Controls::TWinControl::WndProc
(0040414C) Vcl::Controls::TControl::Perform
(0040C082) Vcl::Controls::TWinControl::SetCtl3D
(00409029) Vcl::Controls::TWinControl::WndProc
(0040414C) Vcl::Controls::TControl::Perform
(004076C3) Vcl::Controls::TWinControl::InsertControl
(00401A3A) Vcl::Controls::TControl::SetParentComponent
(0021711F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172F7) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(0021716F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172F7) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(0021716F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172F7) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(0021716F) System::Classes::TReader::ReadComponent
(00217389) System::Classes::TReader::ReadDataInner
(002172C8) System::Classes::TReader::ReadData
(00224F55) System::Classes::TComponent::ReadState
(003C260D) Vcl::Forms::TCustomForm::ReadState
(00CE2FF8) TLoginDialog::ReadState
(0021216E) System::Classes::TStream::ReadComponent
(00207BB3) System::Classes::_17089
(00209507) System::Classes::_17116
(00209595) System::Classes::InitInheritedComponent
(003C1E06) Vcl::Forms::TCustomForm::TCustomForm
(00005912) Vcl::Forms::TForm::TForm
(00CD7DB2) TLoginDialog::TLoginDialog
(0047637C) Pastools::Construct
(0011347F) GetLoginData
(000C5CE1) TTerminalManager::NewSession
(000246C8) TCustomScpExplorerForm::NeedSession
(000599B3) TScpCommanderForm::NeedSession
(0002CC31) TCustomScpExplorerForm::CMShowingChanged
(0002C91E) TCustomScpExplorerForm::Dispatch
(00404511) Vcl::Controls::TControl::WndProc
(00409029) Vcl::Controls::TWinContr

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.5

Error message:
Invalid access to memory.

Stack trace:
Stack trace:
(000AA228) MSFTEDIT.DLL
(000B033F) ntdll.dll
(0007AB8A) ntdll.dll.KiUserExceptionDispatcher
(000AA2BA) MSFTEDIT.DLL
(001FB36A) MSFTEDIT.DLL.RichEditWndProc
(00035D11) USER32.dll
(00024408) USER32.dll
(00023B75) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00035D11) USER32.dll
(00024408) USER32.dll
(00023EAB) USER32.dll
(00030707) USER32.dll
(0007AB64) ntdll.dll.KiUserCallbackDispatcher
(0003C723) USER32.dll
(00023BD1) USER32.dll.SendMessageW
(00CB4C88) TEditorRichEdit::GetCanRedo
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A) Vcl::Actnlist::TCustomAction::Update
(003C8266) Vcl::Forms::_16777
(003C82E4) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.3

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(000406A9) USER32.dll
(00036E15) USER32.dll
(000365D1) USER32.dll.GetSystemMetricsForDpi
(00034DF6) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(000406A9) USER32.dll
(00036E15) USER32.dll
(00036A15) USER32.dll
(0003AEED) USER32.dll
(000744BB) ntdll.dll.KiUserCallbackDispatcher
(00035118) USER32.dll.SendMessageW
(0036CC47) Vcl::Stdctrls::TCustomEdit::GetModified
(0007EE7C) TEditorManager::ProcessFiles
(000156DF) TCustomScpExplorerForm::AnyInternalEditorModified
(00275ADC) System::Actions::TContainedActionList::UpdateAction
(003599D2) Vcl::Actnlist::TCustomAction::Update
(003C8622) Vcl::Forms::_16777
(003C86A0) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

Please help with the error below. I can't access WinSCP.


WinSCP 6.3.3

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(000406E9) USER32.dll
(00036B35) USER32.dll
(000362F1) USER32.dll.GetSystemMetricsForDpi
(00034B16) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(000406E9) USER32.dll
(00036B35) USER32.dll
(00036735) USER32.dll
(0003AC0D) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(00034E38) USER32.dll.SendMessageW
(00443716) Vcl::Comctrls::_17398
(00CB779D) TEditorForm::CMDpiChanged
(00409495) Vcl::Controls::TWinControl::WndProc
(00

The problem happens rarely. I cannot reproduce it.

I get this error when trying to open WinSCP

WinSCP 6.3.3

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(000406E9) USER32.dll
(00036B35) USER32.dll
(000362F1) USER32.dll.GetSystemMetricsForDpi
(00034B16) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(000406E9) USER32.dll
(00036B35) USER32.dll
(00036735) USER32.dll
(0003E753) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(0003AE19) USER32.dll.PeekMessageW
(003CCE84) Vcl::Forms::TApplication::ProcessMessage

The problem happens rarely. I cannot reproduce it.

@sridevi.gannepaga: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.5

Error message:
Invalid access to memory.

Stack trace:
(C95B4E5F)WinSCP.exe
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040719) USER32.dll
(00036E85) USER32.dll
(00036641) USER32.dll.GetSystemMetricsForDpi
(00034E66) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040719) USER32.dll
(00036E85) USER32.dll
(00036A85) USER32.dll
(0003AF5D) USER32.dll
(000744BB) ntdll.dll.KiUserCallbackDispatcher
(00035188) USER32.dll.SendMessageW
(0036C88F) Vcl::Stdctrls::TCustomEdit::GetModified
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040719) USER32.dll
(00036E85) USER32.dll
(00036641) USER32.dll.GetSystemMetricsForDpi
(00034E66) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040719) USER32.dll
(00036E85) USER32.dll
(00036A85) USER32.dll
(0003AF5D) USER32.dll
(000744BB) ntdll.dll.KiUserCallbackDispatcher
(00035188) USER32.dll.SendMessageW
(0036C88F) Vcl::Stdctrls::TCustomEdit::GetModified
(00275884) System::Actions::TContainedActionList::UpdateAction
(00359

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040719) USER32.dll
(00036E85) USER32.dll
(00036641) USER32.dll.GetSystemMetricsForDpi
(00034E66) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087F7F) ntdll.dll
(00074501) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040719) USER32.dll
(00036E85) USER32.dll
(00036641) USER32.dll.GetSystemMetricsForDpi
(00034E66) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040719) USER32.dll
(00036E85) USER32.dll
(00036A85) USER32.dll
(0003AF5D) USER32.dll
(000744BB) ntdll.dll.KiUserCallbackDispatcher
(00035188) USER32.dll.SendMessageW
(00CB3624) TEditorRichEdit::GetCanRedo
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A) Vcl::Actnlist::TCustomAction::Update
(003C8266) Vcl::Forms::_16777
(003C82E4) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

@trphnang: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.5

Error message:
Invalid access to memory.

Stack trace:
(000AB0D2) MSFTEDIT.DLL
(000987BF) ntdll.dll
(00077E51) ntdll.dll.KiUserExceptionDispatcher
(000AB15A) MSFTEDIT.DLL
(001F1474) MSFTEDIT.DLL.RichEditWndProc
(00032451) USER32.dll
(000232A1) USER32.dll
(00022C12) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00032451) USER32.dll
(000232A1) USER32.dll
(00022D25) USER32.dll
(0002CC3D) USER32.dll
(00077E0B) ntdll.dll.KiUserCallbackDispatcher
(000396C3) USER32.dll
(00021D81) USER32.dll.SendMessageW
(0036C88F) Vcl::Stdctrls::TCustomEdit::GetModified
(0007EE7C) TEditorManager::ProcessFiles
(000156DF) TCustomScpExplorerForm::AnyInternalEditorModified
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A) Vcl::Actnlist::TCustomAction::Update
(003C8266) Vcl::Forms::_16777
(003C82E4) Vcl::Forms::TCustomForm::UpdateActions

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.3

Error message:
Invalid access to memory.

Stack trace:
(000AB9D1) MSFTEDIT.DLL
(00098E2F) ntdll.dll
(00078201) ntdll.dll.KiUserExceptionDispatcher
(000ABA5A) MSFTEDIT.DLL
(001F6EE4) MSFTEDIT.DLL.RichEditWndProc
(00032801) USER32.dll
(00023601) USER32.dll
(00022F72) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(00032801) USER32.dll
(00023601) USER32.dll
(00023085) USER32.dll
(0002CFED) USER32.dll
(000781BB) ntdll.dll.KiUserCallbackDispatcher
(00038F73) USER32.dll
(000220E1) USER32.dll.SendMessageW
(0036CC47) Vcl::Stdctrls::TCustomEdit::GetModified
(0007EE7C) TEditorManager::ProcessFiles
(000156DF) TCustomScpExplorerForm::AnyInternalEditor

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.5

Error message:
Invalid access to memory.

Stack trace:
(0009C890) MSFTEDIT.DLL
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040739) USER32.dll
(00036EA5) USER32.dll
(00036661) USER32.dll.GetSystemMetricsForDpi
(00034E86) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408C10) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040739) USER32.dll
(00036EA5) USER32.dll
(00036AA5) USER32.dll
(0003AF7D) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040739) USER32.dll
(00036EA5) USER32.dll
(000357DC) USER32.dll
(000352FB) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040739) USER32.dll
(00036EA5) USER32.dll
(00036661) USER32.dll.GetSystemMetricsForDpi
(00034E86) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00040739) USER32.dll
(00036EA5) USER32.dll
(00036AA5) USER32.dll
(0003AF7D) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(000351A8) USER32.dll.SendMessageW
(0036C88F) Vcl::Stdctrls::TCustomEdit::GetModified
(00275884) System::Actions::TContainedActionList::UpdateAction
(00359

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.2

Error message:
Invalid access to memory.

Stack trace:
(8B55EF8B)WinSCP.exe
(00098CCF) ntdll.dll
(000781E1) ntdll.dll.KiUserExceptionDispatcher
(000AB94A) MSFTEDIT.DLL
(001F3A04) MSFTEDIT.DLL.RichEditWndProc
(00032771) USER32.dll
(00023591) USER32.dll
(00022F02) USER32.dll.CallWindowProcW
(00409372) Vcl::Controls::TWinControl::DefaultHandler
(00409261) Vcl::Controls::TWinControl::WndProc
(004088A8) Vcl::Controls::TWinControl::MainWndProc
(00226F88) System::Classes::_18201
(00032771) USER32.dll
(00023591) USER32.dll
(00023015) USER32.dll
(0002CF5D) USER32.dll
(0007819B) ntdll.dll.KiUserCallbackDispatcher
(00038EE3) USER32.dll
(00022071) USER32.dll.SendMessageW
(0036CA13) Vcl::Stdctrls::TCustomEdit::GetModified
(002758A8) System::Actions::TContainedActionList::UpdateAction
(0035979E) Vcl::Actnlist::TCustomAction::Update
(003C83EE) Vcl::Forms::_16777
(003C846C) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Invalid access to memory.

Stack trace:
(000AB0D2) MSFTEDIT.DLL
(000987BF) ntdll.dll
(00077E51) ntdll.dll.KiUserExceptionDispatcher
(000AB15A) MSFTEDIT.DLL
(001F1474) MSFTEDIT.DLL.RichEditWndProc
(00032451) USER32.dll
(000232A1) USER32.dll
(00022C12) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00032451) USER32.dll
(000232A1) USER32.dll
(00022D25) USER32.dll
(0002CC3D) USER32.dll
(00077E0B) ntdll.dll.KiUserCallbackDispatcher
(000396C3) USER32.dll
(00021D81) USER32.dll.SendMessageW
(0036C88F) Vcl::Stdctrls::TCustomEdit::GetModified
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A) Vcl::Actnlist::TCustomAction::Update
(003C8266) Vcl::Forms::_16777
(003C82E4) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

@mahmaddiqi: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Invalid access to memory.

Stack trace:
(001253FF) SHELL32.dll.SHDefExtractIconW
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(00124FBF) SHELL32.dll
(001232A2) SHELL32.dll
(0005877D) COMCTL32.DLL
(0005AD9D) COMCTL32.DLL
(0005ABC0) COMCTL32.DLL
(00059776) COMCTL32.DLL.DSA_GetItemPtr
(0005956A) COMCTL32.DLL.DSA_GetItemPtr
(000592BD) COMCTL32.DLL.DSA_GetItemPtr
(00039715) COMCTL32.DLL
(00063BE3) COMCTL32.DLL
(0006325B) COMCTL32.DLL
(0007ABA4) COMCTL32.DLL.DPA_DeletePtr
(0007AAF5) COMCTL32.DLL.DPA_DeletePtr
(0007A9E4) COMCTL32.DLL.DPA_DeletePtr
(0007A920) COMCTL32.DLL.DPA_DeletePtr
(000657F3) COMCTL32.DLL
(000648A2) COMCTL32.DLL
(00040819) USER32.dll
(00036F65) USER32.dll
(00036721) USER32.dll.GetSystemMetricsForDpi
(00034F46) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(0040D45B) Vcl::Controls::TWinControl::WMPrintClient
(004044C9) Vcl::Controls::TControl::WndProc
(00408FE1) Vcl::Controls::TWinControl::WndProc
(0044C2D7) Vcl::Comctrls::TCustomListView::WndProc
(00409A1B) Vcl::Controls::TWinControl::WMPaint
(0044E0ED) Vcl::Comctrls::TCustomListView::WMPaint
(00408FE1) Vcl::Controls::TWinControl::WndProc
(0044C2D7) Vcl::Comctrls::TCustomListView::WndProc
(00226F2C) System::Classes::_18201
(00040819) USER32.dll
(00036F65) USER32.dll
(00036721) USER32.dll.GetSystemMetricsForDpi
(00034F46) USER32.dll.CallWindowProcW
(00079E97) COMCTL32.DLL
(00079F36) COMCTL32.DLL
(00079CEC) COMCTL32.DLL
(00040819) USER32.dll
(00036F65) USER32.dll
(00036721) USER32.dll.GetSystemMetricsForDpi
(00034F46) USER32.dll.CallWindowProcW
(004C2CEB) Dragdrop::TDragDrop::WndMethod
(00226F2C) System::Classes::_18201
(00040819) USER32.dll
(00036F65) USER32.dll
(00036B65) USER32.dll
(0003B05D) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(000353BB) USER32.dll.DispatchMessageW

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.1.2

Error message:
Invalid access to memory.

Stack trace:
(0009C892) MSFTEDIT.DLL
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(00040B79) USER32.dll
(00036FC5) USER32.dll
(00036781) USER32.dll.GetSystemMetricsForDpi
(00034FA6) USER32.dll.CallWindowProcW
(003F6CA2) Vcl::Controls::TWinControl::DefaultHandler
(003F6B91) Vcl::Controls::TWinControl::WndProc
(003F61D8) Vcl::Controls::TWinControl::MainWndProc
(0021564C) System::Classes::_18201
(00040B79) USER32.dll
(00036FC5) USER32.dll
(00036BC5) USER32.dll
(0003B09D) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(000352C8) USER32.dll.SendMessageW
(0035A343) Vcl::Stdctrls::TCustomEdit::GetModified
(0007C9F4) TEditorManager::ProcessFiles
(00014B5F) TCustomScpExplorerForm::AnyInternalEditorModified
(00263504) System::Actions::TContainedActionList::UpdateAction
(003470CE) Vcl::Actnlist::TCustomAction::Update
(003B5D1E) Vcl::Forms::_16777
(003B5D9C) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.4

Error message:
Acceso a memoria no válido

Rastreo de la pila:
(000AED41) MSFTEDIT.DLL
(000980EF) ntdll.dll
(00077C61) ntdll.dll.KiUserExceptionDispatcher
(000AEDCA) MSFTEDIT.DLL
(001F1BC4) MSFTEDIT.DLL.RichEditWndProc
(00031BC1) USER32.dll
(000229B1) USER32.dll
(00022322) USER32.dll.CallWindowProcW
(004090F2) Vcl::Controls::TWinControl::DefaultHandler
(00408FE1) Vcl::Controls::TWinControl::WndProc
(00408628) Vcl::Controls::TWinControl::MainWndProc
(00226F2C) System::Classes::_18201
(00031BC1) USER32.dll
(000229B1) USER32.dll
(00022435) USER32.dll
(0002C33D) USER32.dll
(00077C1B) ntdll.dll.KiUserCallbackDispatcher
(00038333) USER32.dll
(00021491) USER32.dll.SendMessageW
(00CB3624) TEditorRichEdit::GetCanRedo
(00275884) System::Actions::TContainedActionList::UpdateAction
(0035961A) Vcl::Actnlist::TCustomAction::Update
(003C8266) Vcl::Forms::_16777
(003C82E4) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.2

Error message:
无效的内存访问。

Stack trace:
(000AB0D2) MSFTEDIT.DLL
(00098CCF) ntdll.dll
(000781E1) ntdll.dll.KiUserExceptionDispatcher
(000AB15A) MSFTEDIT.DLL
(001F1424) MSFTEDIT.DLL.RichEditWndProc
(000326D1) USER32.dll
(000234E1) USER32.dll
(00022E52) USER32.dll.CallWindowProcW
(004077CE) Vcl::Controls::TWinControl::DefaultHandler
(004076BD) Vcl::Controls::TWinControl::WndProc
(00406D04) Vcl::Controls::TWinControl::MainWndProc
(002253E4) System::Classes::_18201
(000326D1) USER32.dll
(000234E1) USER32.dll
(00022F65) USER32.dll
(0002CEBD) USER32.dll
(0007819B) ntdll.dll.KiUserCallbackDispatcher
(00091E3C) USER32.dll.SendMessageTimeoutW
(0000CED9) OLEACC.DLL
(0000E207) OLEACC.DLL
(0000FB30) OLEACC.DLL.AccessibleObjectFromWindowTimeout
(00067FF3) UIAutomationCore.DLL
(000DFB48) UIAutomationCore.DLL
(000DFA97) UIAutomationCore.DLL
(000BE6E7) UIAutomationCore.DLL
(000BE515) UIAutomationCore.DLL
(000B7FB4) UIAutomationCore.DLL
(001C8536) UIAutomationCore.DLL
(0002CD6A) USER32.dll
(0002CEBD) USER32.dll
(0007819B) ntdll.dll.KiUserCallbackDispatcher
(0002BDE4) USER32.dll.PeekMessageW
(003CB0AC) Vcl::Forms::TApplication::ProcessMessage

The problem happens rarely. I cannot reproduce it.

@vikashkmr3303: Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.1.2

Error message:
Invalid access to memory.

Stack trace:
(000628C6) MSFTEDIT.DLL
(0008591F) ntdll.dll
(00072ED1) ntdll.dll.KiUserExceptionDispatcher
(00062FAB) MSFTEDIT.DLL
(001EF402) MSFTEDIT.DLL.RichEditWndProc
(00044E09) USER32.dll
(000358C7) USER32.dll
(00034E1A) USER32.dll.CallWindowProcW
(003F6CA2) Vcl::Controls::TWinControl::DefaultHandler
(003F6B91) Vcl::Controls::TWinControl::WndProc
(003F61D8) Vcl::Controls::TWinControl::MainWndProc
(0021564C) System::Classes::_18201
(00044E09) USER32.dll
(000358C7) USER32.dll
(00035465) USER32.dll
(0004227D) USER32.dll
(00072E8B) ntdll.dll.KiUserCallbackDispatcher
(0003EBD6) USER32.dll.PeekMessageW
(003BA580) Vcl::Forms::TApplication::ProcessMessage

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.1.2

Error message:
Invalid access to memory.

Stack trace:
(3C36EC10)WinSCP.exe
(0008591F) ntdll.dll
(00072ED1) ntdll.dll.KiUserExceptionDispatcher
(00062FAB) MSFTEDIT.DLL
(001EF402) MSFTEDIT.DLL.RichEditWndProc
(00044E09) USER32.dll
(000358C7) USER32.dll
(00034E1A) USER32.dll.CallWindowProcW
(003F6CA2) Vcl::Controls::TWinControl::DefaultHandler
(003F6B91) Vcl::Controls::TWinControl::WndProc
(003F61D8) Vcl::Controls::TWinControl::MainWndProc
(0021564C) System::Classes::_18201
(00044E09) USER32.dll
(000358C7) USER32.dll
(00035465) USER32.dll
(0004227D) USER32.dll
(00072E8B) ntdll.dll.KiUserCallbackDispatcher
(00034D3E) USER32.dll.SendMessageW
(0035A343) Vcl::Stdctrls::TCustomEdit::GetModified
(00263504) System::Actions::TContainedActionList::UpdateAction
(003470CE) Vcl::Actnlist::TCustomAction::Update
(003B5D1E) Vcl::Forms::_16777
(003B5D9C) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.3

Error message:
Invalid access to memory.

Stack trace:
(000AB8A1) MSFTEDIT.DLL
(00098CCF) ntdll.dll
(000781E1) ntdll.dll.KiUserExceptionDispatcher
(000AB92A) MSFTEDIT.DLL
(001F2AD4) MSFTEDIT.DLL.RichEditWndProc
(000324C1) USER32.dll
(00023311) USER32.dll
(00022C62) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(000324C1) USER32.dll
(00023311) USER32.dll
(00022D75) USER32.dll
(0002CCAD) USER32.dll
(0007819B) ntdll.dll.KiUserCallbackDispatcher
(00039943) USER32.dll
(00021DD1) USER32.dll.SendMessageW
(0036CC47) Vcl::Stdctrls::TCustomEdit::GetModified
(00275ADC) System::Actions::TContainedActionList::UpdateAction
(003599D2) Vcl::Actnlist::TCustomAction::Update
(003C8622) Vcl::Forms::_16777
(003C86A0) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.3

Error message:
Invalid access to memory.

Stack trace:
(000AB8A1) MSFTEDIT.DLL
(00098CCF) ntdll.dll
(000781E1) ntdll.dll.KiUserExceptionDispatcher
(000AB92A) MSFTEDIT.DLL
(001F2AD4) MSFTEDIT.DLL.RichEditWndProc
(000324C1) USER32.dll
(00023311) USER32.dll
(00022C62) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(000324C1) USER32.dll
(00023311) USER32.dll
(00022D75) USER32.dll
(0002CCAD) USER32.dll
(0007819B) ntdll.dll.KiUserCallbackDispatcher
(00039943) USER32.dll
(00021DD1) USER32.dll.SendMessageW
(0036CC47) Vcl::Stdctrls::TCustomEdit::GetModified
(00275ADC) System::Actions::TContainedActionList::UpdateAction
(003599D2) Vcl::Actnlist::TCustomAction::Update
(003C8622) Vcl::Forms::_16777
(003C86A0) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.3

Error message:
Ошибка доступа к памяти.

Трассировка стека:
(C95B4E5F)WinSCP.exe
(00087FFF) ntdll.dll
(00074531) ntdll.dll.KiUserExceptionDispatcher
(0009CF6F) MSFTEDIT.DLL
(001E5EFC) MSFTEDIT.DLL.RichEditWndProc
(000406E9) USER32.dll
(00036B35) USER32.dll
(000362F1) USER32.dll.GetSystemMetricsForDpi
(00034B16) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(000406E9) USER32.dll
(00036B35) USER32.dll
(00036735) USER32.dll
(0003AC0D) USER32.dll
(000744EB) ntdll.dll.KiUserCallbackDispatcher
(00034E38) USER32.dll.SendMessageW
(0036CC47) Vcl::Stdctrls::TCustomEdit::GetModified
(00275ADC) System::Actions::TContainedActionList::UpdateAction
(003599D2) Vcl::Actnlist::TCustomAction::Update
(003C8622) Vcl::Forms::_16777
(003C86A0) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.3.3

Error message:
Invalid access to memory.

Stack trace:
(8B55EF8B)WinSCP.exe
(00098CCF) ntdll.dll
(000781E1) ntdll.dll.KiUserExceptionDispatcher
(000AB15A) MSFTEDIT.DLL
(001F1424) MSFTEDIT.DLL.RichEditWndProc
(00032671) USER32.dll
(000234C1) USER32.dll
(00022E32) USER32.dll.CallWindowProcW
(004095A6) Vcl::Controls::TWinControl::DefaultHandler
(00409495) Vcl::Controls::TWinControl::WndProc
(00408ADC) Vcl::Controls::TWinControl::MainWndProc
(002271BC) System::Classes::_18201
(00032671) USER32.dll
(000234C1) USER32.dll
(00022F45) USER32.dll
(0002CE5D) USER32.dll
(0007819B) ntdll.dll.KiUserCallbackDispatcher
(00039B03) USER32.dll
(00021FA1) USER32.dll.SendMessageW
(0036CC47) Vcl::Stdctrls::TCustomEdit::GetModified
(00275ADC) System::Actions::TContainedActionList::UpdateAction
(003599D2) Vcl::Actnlist::TCustomAction::Update
(003C8622) Vcl::Forms::_16777
(003C86A0) Vcl::Forms::TCustomForm::UpdateActions

The problem happens rarely. I cannot reproduce it.