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 6.5.3
Error message:
Invalid access to memory.
Stack trace:
(0007C5B8) MSFTEDIT.DLL
(000B424F) ntdll.dll
(0007AE9A) ntdll.dll.KiUserExceptionDispatcher
(0007C64A) MSFTEDIT.DLL
(001FC0B9) MSFTEDIT.DLL.RichEditWndProc
(000383D1) USER32.dll
(00027578) USER32.dll
(00026CE5) 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
(000383D1) USER32.dll
(00027578) USER32.dll
(0002701B) USER32.dll
(000322C7) USER32.dll
(0007AE74) 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
(000383D1) USER32.dll
(00027578) USER32.dll
(0002701B) USER32.dll
(000322C7) USER32.dll
(0007AE74) 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.
<If relevant, consider attaching a session log file or a screenshot)>
WinSCP 6.5.3
Error message:
Invalid access to memory.
Stack trace:
(0007C5B8) MSFTEDIT.DLL
(000B424F) ntdll.dll
(0007AE9A) ntdll.dll.KiUserExceptionDispatcher
(0007C64A) MSFTEDIT.DLL
(001FC0B9) MSFTEDIT.DLL.RichEditWndProc
(000383D1) USER32.dll
(00027578) USER32.dll
(00026CE5) 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
(000383D1) USER32.dll
(00027578) USER32.dll
(0002701B) USER32.dll
(000322C7) USER32.dll
(0007AE74) 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
(000383D1) USER32.dll
(00027578) USER32.dll
(0002701B) USER32.dll
(000322C7) USER32.dll
(0007AE74) 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.