Invalid access to memory - Vcl::Controls::TWinControl::DefaultHandler
<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
(00099B4F) 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
(003A4697) Vcl::Controls::TWinControl::WMKillFocus
(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
(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
(0003283D) USER32.dll
(00023231) USER32.dll
(00022CAB) USER32.dll
(0002CE1D) USER32.dll
(0007852B) ntdll.dll.KiUserCallbackDispatcher
(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.
<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
(00099B4F) 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
(003A4697) Vcl::Controls::TWinControl::WMKillFocus
(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
(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
(0003283D) USER32.dll
(00023231) USER32.dll
(00022CAB) USER32.dll
(0002CE1D) USER32.dll
(0007852B) ntdll.dll.KiUserCallbackDispatcher
(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.