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 6.5.6
Error message:
Invalid access to memory.
Stack trace:
(0007C7D8) MSFTEDIT.DLL
(000B353F) ntdll.dll
(0007A7AA) ntdll.dll.KiUserExceptionDispatcher
(0007C87A) MSFTEDIT.DLL
(001FC7B9) MSFTEDIT.DLL.RichEditWndProc
(000383B1) USER32.dll
(00027178) USER32.dll
(000268E5) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D89158) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000383B1) USER32.dll
(00027178) USER32.dll
(00026C1B) USER32.dll
(00031EE7) USER32.dll
(0007A784) ntdll.dll.KiUserCallbackDispatcher
(0003F9D3) USER32.dll
(00026941) USER32.dll.SendMessageW
(00002A35) IMM32.DLL.ImmSetActiveContext
(00023D9C) USER32.dll
(00023899) USER32.dll
(00023519) USER32.dll
(000383B1) USER32.dll
(00027178) USER32.dll
(00026C1B) USER32.dll
(00031EE7) USER32.dll
(0007A784) ntdll.dll.KiUserCallbackDispatcher
(004AA215) Vcl::Forms::TCustomForm::SetActive
(004AB0BE) Vcl::Forms::TCustomForm::WMActivate
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E07493) Vclcommon::C4884_0
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000383B1) USER32.dll
(00027178) USER32.dll
(00026C1B) USER32.dll
(00031EE7) USER32.dll
(0007A784) ntdll.dll.KiUserCallbackDispatcher
(004AC1FA) Vcl::Forms::TCustomForm::CMShowingChanged
(00DB94B8) TMessageForm::CMShowingChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E0720C) Vclcommon::C4884_0
(00E073CE) 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
(00E07493) 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 6.5.6
Error message:
Invalid access to memory.
Stack trace:
(0007C7D8) MSFTEDIT.DLL
(000B353F) ntdll.dll
(0007A7AA) ntdll.dll.KiUserExceptionDispatcher
(0007C87A) MSFTEDIT.DLL
(001FC7B9) MSFTEDIT.DLL.RichEditWndProc
(000383B1) USER32.dll
(00027178) USER32.dll
(000268E5) USER32.dll.CallWindowProcW
(003A3675) Vcl::Controls::TWinControl::DefaultHandler
(00D89158) TEditorRichEdit::Dispatch
(003A356D) Vcl::Controls::TWinControl::WndProc
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000383B1) USER32.dll
(00027178) USER32.dll
(00026C1B) USER32.dll
(00031EE7) USER32.dll
(0007A784) ntdll.dll.KiUserCallbackDispatcher
(0003F9D3) USER32.dll
(00026941) USER32.dll.SendMessageW
(00002A35) IMM32.DLL.ImmSetActiveContext
(00023D9C) USER32.dll
(00023899) USER32.dll
(00023519) USER32.dll
(000383B1) USER32.dll
(00027178) USER32.dll
(00026C1B) USER32.dll
(00031EE7) USER32.dll
(0007A784) ntdll.dll.KiUserCallbackDispatcher
(004AA215) Vcl::Forms::TCustomForm::SetActive
(004AB0BE) Vcl::Forms::TCustomForm::WMActivate
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E07493) Vclcommon::C4884_0
(003A2A78) Vcl::Controls::TWinControl::MainWndProc
(00204C90) System::Classes::_18364
(000383B1) USER32.dll
(00027178) USER32.dll
(00026C1B) USER32.dll
(00031EE7) USER32.dll
(0007A784) ntdll.dll.KiUserCallbackDispatcher
(004AC1FA) Vcl::Forms::TCustomForm::CMShowingChanged
(00DB94B8) TMessageForm::CMShowingChanged
(003A356D) Vcl::Controls::TWinControl::WndProc
(004A77B4) Vcl::Forms::TCustomForm::WndProc
(00E0720C) Vclcommon::C4884_0
(00E073CE) 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
(00E07493) Vclcommon::C4884_0
(0039DFF8) Vcl::Controls::TControl::Perform
(0039CA26) Vcl::Controls::TControl::SetVisible
The problem happens rarely. I cannot reproduce it.