Invalid access to memory - Vcl::Comctrls::TTreeNode::GetTreeView
<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:
(004283EF) Vcl::Comctrls::TTreeNode::GetTreeView
(00087A6F) ntdll.dll
(000740C1) ntdll.dll.KiUserExceptionDispatcher
(00480C1C) Customdriveview::TCustomDriveView::IterateSubTree
(00493392) Driveview::TDriveView::ValidateDirectoryEx
(004808AD) Customdriveview::TCustomDriveView::ValidateDirectory
(00490E89) Driveview::TDriveView::Change
(0042CC26) Vcl::Comctrls::TCustomTreeView::CNNotify
(004803C5) Customdriveview::TCustomDriveView::CNNotify
(003F6B91) Vcl::Controls::TWinControl::WndProc
(0042CEE2) Vcl::Comctrls::TCustomTreeView::WndProc
(003F6CF7) Vcl::Controls::_17076
(003F6B91) Vcl::Controls::TWinControl::WndProc
(003F61D8) Vcl::Controls::TWinControl::MainWndProc
(0021564C) System::Classes::_18201
(00040779) USER32.dll
(00036B65) USER32.dll
(00036765) USER32.dll
(0003AC6D) USER32.dll
(0007407B) ntdll.dll.KiUserCallbackDispatcher
(00034E5A) USER32.dll.SendMessageW
(00068881) COMCTL32.DLL
(000288A2) COMCTL32.DLL
(00028777) COMCTL32.DLL
(0003EC68) COMCTL32.DLL
(00040779) USER32.dll
(00036B65) USER32.dll
(00036321) USER32.dll.GetSystemMetricsForDpi
(00034B16) USER32.dll.CallWindowProcW
(003F6CA2) Vcl::Controls::TWinControl::DefaultHandler
(003F6B91) Vcl::Controls::TWinControl::WndProc
(0042CEE2) Vcl::Comctrls::TCustomTreeView::WndProc
(0021564C) System::Classes::_18201
(00040779) USER32.dll
(00036B65) USER32.dll
(00036765) USER32.dll
(0003AC6D) USER32.dll
(0007407B) ntdll.dll.KiUserCallbackDispatcher
(00034E5A) USER32.dll.SendMessageW
(001CF5BB) Winapi::Commctrl::TreeView_SelectItem
(0047F325) Customdriveview::TCustomDriveView::CreateWnd
(003F5C22) Vcl::Controls::TWinControl::CreateHandle
(003F204D) Vcl::Controls::TControl::WndProc
(003F6B91) Vcl::Controls::TWinControl::WndProc
(0042CEE2) Vcl::Comctrls::TCustomTreeView::WndProc
(003F5DE2) Vcl::Controls::TWinControl::RecreateWnd
(003F6B91) Vcl::Controls::TWinControl::WndProc
The problem happens rarely. I cannot reproduce it.
<If relevant, consider attaching a session log file or a screenshot)>
WinSCP 6.1.2
Error message:
Invalid access to memory.
Stack trace:
(004283EF) Vcl::Comctrls::TTreeNode::GetTreeView
(00087A6F) ntdll.dll
(000740C1) ntdll.dll.KiUserExceptionDispatcher
(00480C1C) Customdriveview::TCustomDriveView::IterateSubTree
(00493392) Driveview::TDriveView::ValidateDirectoryEx
(004808AD) Customdriveview::TCustomDriveView::ValidateDirectory
(00490E89) Driveview::TDriveView::Change
(0042CC26) Vcl::Comctrls::TCustomTreeView::CNNotify
(004803C5) Customdriveview::TCustomDriveView::CNNotify
(003F6B91) Vcl::Controls::TWinControl::WndProc
(0042CEE2) Vcl::Comctrls::TCustomTreeView::WndProc
(003F6CF7) Vcl::Controls::_17076
(003F6B91) Vcl::Controls::TWinControl::WndProc
(003F61D8) Vcl::Controls::TWinControl::MainWndProc
(0021564C) System::Classes::_18201
(00040779) USER32.dll
(00036B65) USER32.dll
(00036765) USER32.dll
(0003AC6D) USER32.dll
(0007407B) ntdll.dll.KiUserCallbackDispatcher
(00034E5A) USER32.dll.SendMessageW
(00068881) COMCTL32.DLL
(000288A2) COMCTL32.DLL
(00028777) COMCTL32.DLL
(0003EC68) COMCTL32.DLL
(00040779) USER32.dll
(00036B65) USER32.dll
(00036321) USER32.dll.GetSystemMetricsForDpi
(00034B16) USER32.dll.CallWindowProcW
(003F6CA2) Vcl::Controls::TWinControl::DefaultHandler
(003F6B91) Vcl::Controls::TWinControl::WndProc
(0042CEE2) Vcl::Comctrls::TCustomTreeView::WndProc
(0021564C) System::Classes::_18201
(00040779) USER32.dll
(00036B65) USER32.dll
(00036765) USER32.dll
(0003AC6D) USER32.dll
(0007407B) ntdll.dll.KiUserCallbackDispatcher
(00034E5A) USER32.dll.SendMessageW
(001CF5BB) Winapi::Commctrl::TreeView_SelectItem
(0047F325) Customdriveview::TCustomDriveView::CreateWnd
(003F5C22) Vcl::Controls::TWinControl::CreateHandle
(003F204D) Vcl::Controls::TControl::WndProc
(003F6B91) Vcl::Controls::TWinControl::WndProc
(0042CEE2) Vcl::Comctrls::TCustomTreeView::WndProc
(003F5DE2) Vcl::Controls::TWinControl::RecreateWnd
(003F6B91) Vcl::Controls::TWinControl::WndProc
The problem happens rarely. I cannot reproduce it.