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fahad831993@...

Invalid access to memory - Vcl::Comctrls::TCustomTreeView::CNNotify

<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 5.19

Error message:
Invalid access to memory.

Stack trace:
(002B5948) Vcl::Comctrls::TCustomTreeView::CNNotify
(000878AF) ntdll.dll
(00073EE1) ntdll.dll.KiUserExceptionDispatcher
(0046E12D) Customdriveview::TCustomDriveView::CNNotify
(002800B5) Vcl::Controls::TWinControl::WndProc
(002B6406) Vcl::Comctrls::TCustomTreeView::WndProc
(0028021B) Vcl::Controls::_17076
(002800B5) Vcl::Controls::TWinControl::WndProc
(0027F6FC) Vcl::Controls::TWinControl::MainWndProc
(003C7838) System::Classes::_18201
(000426D9) USER32.dll
(00039665) USER32.dll
(00039265) USER32.dll
(0003CE3D) USER32.dll
(00073E9B) ntdll.dll.KiUserCallbackDispatcher
(0003708A) USER32.dll.SendMessageW
(00068881) COMCTL32.DLL
(00053D74) COMCTL32.DLL
(00020B8A) COMCTL32.DLL
(0002090B) COMCTL32.DLL
(000207B6) COMCTL32.DLL
(0003EEA8) COMCTL32.DLL
(000426D9) USER32.dll
(00039665) USER32.dll
(00038D42) USER32.dll
(00036EE6) USER32.dll.CallWindowProcW
(002801C6) Vcl::Controls::TWinControl::DefaultHandler
(002800B5) Vcl::Controls::TWinControl::WndProc
(002B6406) Vcl::Comctrls::TCustomTreeView::WndProc
(003C7838) System::Classes::_18201
(000426D9) USER32.dll
(00039665) USER32.dll
(00039265) USER32.dll
(00040587) USER32.dll.GetDC
(00073E9B) ntdll.dll.KiUserCallbackDispatcher
(00030E62) USER32.dll.CreateWindowExW
(00030D33) USER32.dll.CreateWindowExW
(0042DC2B) Winapi::Windows::CreateWindowEx
(0027EE0C) Vcl::Controls::TWinControl::CreateWindowHandle
(002B4B48) Vcl::Comctrls::TCustomTreeView::CreateWnd
(0046D08D) Customdriveview::TCustomDriveView::CreateWnd
(003B8796) System::Classes::TReader::ReadProperty
(003B7FE9) System::Classes::TReader::ReadDataInner
(003B7FCB) System::Classes::TReader::ReadData
(003C5C45) System::Classes::TComponent::ReadState
(003B7E43) System::Classes::TReader::ReadComponent
(003B805D) System::Classes::TReader::ReadDataInner
(003B7FCB) System::Classes::TReader::ReadData
(003C5C45) System::Classes::TComponent::ReadState
(003B7E43) System::Classes::TReader::ReadComponent
(003B805D) System::Classes::TReader::ReadDataInner
(003B7FCB) System::Classes::TReader::ReadData
(003C5C45) System::Classes::TComponent::ReadState
(003B7E43) System::Classes::TReader::ReadComponent
(003B805D) System::Classes::TReader::ReadDataInner
(003B7F9C) System::Classes::TReader::ReadData
(003C5C45) System::Classes::TComponent::ReadState
(00239559) Vcl::Forms::TCustomForm::ReadState
(003B8F77) System::Classes::TReader::ReadRootComponent
(003B2E42) System::Classes::TStream::ReadComponent
(003A8887) System::Classes::_17089
(003AA1DB) System::Classes::_17116
(003AA1B0) System::Classes::_17116
(003AA269) System::Classes::InitInheritedComponent
(00238D52) Vcl::Forms::TCustomForm::TCustomForm
(000045BA) Vcl::Forms::TForm::TForm
(00003B0D) TCustomScpExplorerForm::TCustomScpExplorerForm
(0004FAF6) TScpCommanderForm::TScpCommand

The problem happens rarely. I cannot reproduce it.
martin

Re: Invalid access to memory - Vcl::Comctrls::TCustomTreeView::CNNotify

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.
ibiddell@...

Invalid access to memory - Vcl::Comctrls::TCustomTreeView::CNNotify

<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 5.9.2

Error message:
Invalid access to memory.

Stack trace:
(00251A43) Vcl::Controls::TWinControl::HandleNeeded
(0003EE3E) ntdll.dll.ZwWow64CallFunction64
(0003F5BA) ntdll.dll.KiUserExceptionDispatcher
(00285912) Vcl::Comctrls::TCustomTreeView::CNNotify
(0040C3A5) Customdriveview::TCustomDriveView::CNNotify
(0024EC29) Vcl::Controls::TWinControl::WndProc
(00285BCE) Vcl::Comctrls::TCustomTreeView::WndProc
(0024ED8F) Vcl::Controls::_17076
(0024EC29) Vcl::Controls::TWinControl::WndProc
(0024E270) Vcl::Controls::TWinControl::MainWndProc
(00372BEC) System::Classes::_18201
(00007E6F) USER32.dll.CallNextHookEx
(000080CC) USER32.dll
(00008327) USER32.dll
(00008527) USER32.dll
(0003F594) ntdll.dll.KiUserCallbackDispatcher
(0000D8B4) USER32.dll.SendMessageW
(0002CBDB) COMCTL32.DLL
(00073A51) COMCTL32.DLL
(00073770) COMCTL32.DLL
(000737EB) COMCTL32.DLL
(00007E6F) USER32.dll.CallNextHookEx
(000080CC) USER32.dll
(00013D90) USER32.dll.CallWindowProcW
(0024ED3A) Vcl::Controls::TWinControl::DefaultHandler
(0024EC29) Vcl::Controls::TWinControl::WndProc
(00285BCE) Vcl::Comctrls::TCustomTreeView::WndProc
(00372BEC) System::Classes::_18201
(00007E6F) USER32.dll.CallNextHookEx
(000080CC) USER32.dll
(00013D90) USER32.dll.CallWindowProcW
(0042C32F) Dragdrop::TDragDrop::WndMethod
(00372BEC) System::Classes::_18201
(00007E6F) USER32.dll.CallNextHookEx
(000080CC) USER32.dll
(00008327) USER32.dll
(00008527) USER32.dll
(0003F594) ntdll.

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.
martin

Re: Zugriffsverletzung - ung�ltiger Zugriff auf den Speicher - Vcl::Comctrls::TCustomTreeView::CNNotify

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.
f.bader@...

Zugriffsverletzung - ung�ltiger Zugriff auf den Speicher - Vcl::Comctrls::TCustomTreeView::CNNotify

hello,
this error occurs several times a day. i use winscp to keep a ftp-directory up to date.
i start winscp via a .bat with the commands:
----------
set winscp="C:\Program Files\WinSCP\WinSCP.exe"
set session="RFS bei Wacon mit HTML-Web-Schueler"
set lokalDir=D:\Forum\05_Schulorganisation\Stundenplan\HTML-Web-Schueler
set remoteDir=/html/typo3/Plan1/HTML-Web-Schueler

start "" %Winscp% %session% /keepuptodate %lokalDir% %remoteDir%
----------

WinSCP 5.7.7

Error message:
Zugriffsverletzung - ung�ltiger Zugriff auf den Speicher.

Stack trace:
(0021F423) Vcl::Controls::TWinControl::HandleNeeded
(00064EA6) ntdll.dll.RtlRaiseStatus
(00064D32) ntdll.dll.KiUserExceptionDispatcher
(002532F2) Vcl::Comctrls::TCustomTreeView::CNNotify
(003DE479) Customdriveview::TCustomDriveView::CNNotify
(0021C609) Vcl::Controls::TWinControl::WndProc
(002535AE) Vcl::Comctrls::TCustomTreeView::WndProc
(0021C76F) Vcl::Controls::_17076
(0021C609) Vcl::Controls::TWinControl::WndProc
(0021BC50) Vcl::Controls::TWinControl::MainWndProc
(0034059C) System::Classes::_18201
(0001ED6F) USER32.dll
(0001EE45) USER32.dll
(00018D65) USER32.dll
(00018F8A) USER32.dll
(00064D0B) ntdll.dll.KiUserCallbackDispatcher
(0001FB31) USER32.dll.SendMessageW
(000360DC) COMCTL32.DLL
(000316F6) COMCTL32.DLL
(000314E8) COMCTL32.DLL
(0003155C) COMCTL32.DLL
(0001ED6F) USER32.dll
(0001EE45) USER32.dll
(0001F9CE) USER32.dll
(0001F974) USER32.dll.CallWindowProcW
(0021C71A) Vcl::Controls::TWinControl::DefaultHandler
(0021C609) Vcl::Controls::TWinControl::WndProc
(002535AE) Vcl::Comctrls::TCustomTreeView::WndProc
(0034059C) System::Classes::_18201
(0001ED6F) USER32.dll
(0001EE45) USER32.dll
(00018D65) USER32.dll
(00018F8A) USER32.dll
(00064D0B) ntdll.dll.KiUserCallbackDispatcher
(0001FB31) USER32.dll.SendMessageW
(002FDA97) Winapi::Commctrl::TreeView_SelectItem
(003DD2ED) Customdriveview::TCustomDriveView::CreateWnd
(0


-------------------
Stack trace:
(0021F423) Vcl::Controls::TWinControl::HandleNeeded
(00064EA6) ntdll.dll.RtlRaiseStatus
(00064D32) ntdll.dll.KiUserExceptionDispatcher
(002532F2) Vcl::Comctrls::TCustomTreeView::CNNotify
(003DE479) Customdriveview::TCustomDriveView::CNNotify
(0021C609) Vcl::Controls::TWinControl::WndProc
(002535AE) Vcl::Comctrls::TCustomTreeView::WndProc
(0021C76F) Vcl::Controls::_17076
(0021C609) Vcl::Controls::TWinControl::WndProc
(0021BC50) Vcl::Controls::TWinControl::MainWndProc
(0034059C) System::Classes::_18201
(0001ED6F) USER32.dll
(0001EE45) USER32.dll
(00018D65) USER32.dll
(00018F8A) USER32.dll
(00064D0B) ntdll.dll.KiUserCallbackDispatcher
(0001FB31) USER32.dll.SendMessageW
(000360DC) COMCTL32.DLL
(000316F6) COMCTL32.DLL
(000314E8) COMCTL32.DLL
(0003155C) COMCTL32.DLL
(0001ED6F) USER32.dll
(0001EE45) USER32.dll
(0001F9CE) USER32.dll
(0001F974) USER32.dll.CallWindowProcW
(0021C71A) Vcl::Controls::TWinControl::DefaultHandler
(0021C609) Vcl::Controls::TWinControl::WndProc
(002535AE) Vcl::Comctrls::TCustomTreeView::WndProc
(0034059C) System::Classes::_18201
(0001ED6F) USER32.dll
(0001EE45) USER32.dll
(00018D65) USER32.dll
(00018F8A) USER32.dll
(00064D0B) ntdll.dll.KiUserCallbackDispatcher
(0001FB31) USER32.dll.SendMessageW
(002FDA97) Winapi::Commctrl::TreeView_SelectItem
(003DD2ED) Customdriveview::TCustomDriveView::CreateWnd
(00619C87) TCustomUnixDriveView::FindNodeToPath
(00619C87) TCustomUnixDriveView::FindNodeToPath
(00619C87) TCustomUnixDriveView::FindNodeToPath
(00619C87) TCustomUnixDriveView::FindNodeToPath
(00618EEE) TCustomUnixDriveView::LoadPath
(006190B0) TCustomUnixDriveView::LoadDirectory
(00615629) TUnixDirView::DoReadDirectoryImpl
(00714593) TTerminal::ReadDirectory
(00712101) TTerminal::DoEndTransaction
(00712002) TTerminal::EndTransaction
(00016CEE) TCustomScpExplorerForm::Synchronize
(000166D3) TCustomScpExplorerForm::DoSynchronize
(0007492B) TSynchronizeController::SynchronizeChange
(003BF8CA) Discmon::TDiscMonitor::Change
(003BECC6) Discmon::TDiscMonitorThread::InformChange
(0001ED6F) USER32.dll
(0001EE45) USER32.dll
(00018D65) USER32.dll
(00018F8A) USER32.dll
(00064D0B) ntdll.dll.KiUserCallbackDispatcher
(0001F548) USER32.dll.PeekMessageW
(001E088C) Vcl::Forms::TApplication::ProcessMessage
(00786285) TSynchronizeDialog::Execute
(00785959) DoSynchronizeDialog
(000163DF) TCustomScpExplorerForm::DoSynchronizeDirectories
(000A6477) Synchronize
(000A9A3C) Execute
(00002462) wWinMain
(007DEA01) C4667_0
(00040591) ntdll.dll
(00040561) 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.

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