<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

Error message:
Invalid access to memory.

Stack trace:
(004C5DB9) windows.storage.dll
(0008225F) ntdll.dll
(0006FDBA) ntdll.dll.KiUserExceptionDispatcher
(004C623B) windows.storage.dll
(004C5CC9) windows.storage.dll
(000D198F) windows.storage.dll
(000D0555) windows.storage.dll
(000D04F6) windows.storage.dll
(00137BCE) windows.storage.dll
(0013D0F1) windows.storage.dll
(0016B0DC) SHELL32.dll
(0016A6F0) SHELL32.dll
(0016A56B) SHELL32.dll
(001AA8A2) SHELL32.dll.SHGetFileInfoW
(004A1033) Iedriveinfo::GetShellFileName
(004A0D56) Iedriveinfo::TDriveInfo::ReadDriveStatus
(00490E2D) Driveview::TDriveView::RefreshRootNodes
(0048F14D) Driveview::TDriveView::InternalWndProc
(00214D34) System::Classes::_18201
(0002C2D1) USER32.dll
(0000C305) USER32.dll
(0000BC4F) USER32.dll
(0000BA0B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<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 5.21.3

Error message:
Invalid access to memory.

Stack trace:
(004C4919) windows.storage.dll
(0008223F) ntdll.dll
(0006FDBA) ntdll.dll.KiUserExceptionDispatcher
(004C4D8B) windows.storage.dll
(004C4829) windows.storage.dll
(000BD86F) windows.storage.dll
(000BC4D3) windows.storage.dll
(000BC474) windows.storage.dll
(00161CCE) windows.storage.dll
(00183591) windows.storage.dll
(001577BC) SHELL32.dll
(00156906) SHELL32.dll
(00156781) SHELL32.dll
(001ABC32) SHELL32.dll.SHGetFileInfoW
(00492153) Iedriveinfo::GetShellFileName
(00491E76) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0048206D) Driveview::TDriveView::RefreshRootNodes
(0048038D) Driveview::TDriveView::InternalWndProc
(003C9BFC) System::Classes::_18201
(0002C2D1) USER32.dll
(0000C305) USER32.dll
(0000BC4F) USER32.dll
(0000BA0B) USER32.dll.DispatchMessageW
(00083639) COMCTL32.DLL
(000BF9D5) COMCTL32.DLL
(000C0374) COMCTL32.DLL.HandleScrollCmd
(0003B38D) UXTHEME.DLL
(00025BB5) UXTHEME.DLL
(000255E3) UXTHEME.DLL
(0000D611) USER32.dll
(000416A8) COMCTL32.DLL
(0004FFBD) COMCTL32.DLL
(0002C2D1) USER32.dll
(0000C305) USER32.dll
(0000B992) USER32.dll.CallWindowProcW
(0028258A) Vcl::Controls::TWinControl::DefaultHandler
(0027D935) Vcl::Controls::TControl::WndProc
(00282479) Vcl::Controls::TWinControl::WndProc
(00281AC0) Vcl::Controls::TWinControl::MainWndProc
(003C9BFC) System::Classes::_18201
(0002C2D1) USER32.dll
(0000C305) USER32.dll
(0000BF2B) USER32.dll
(00016E47

The problem happens rarely. I cannot reproduce it.

<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 5.19.6

Error message:
Unzulässiger Zugriff auf einen Speicherbereich.

Stapelverfolgung:
(00044A74) shcore.dll
(000969AF) ntdll.dll
(000770B1) ntdll.dll.KiUserExceptionDispatcher
(00058671) shcore.dll
(0005861E) shcore.dll
(0005906B) shcore.dll
(0003A74D) shcore.dll
(00191DE2) windows.storage.dll
(00191BE9) windows.storage.dll
(00196BF7) windows.storage.dll
(00196CB5) windows.storage.dll
(0010A76E) windows.storage.dll
(0010A57B) windows.storage.dll
(0012A7CC) SHELL32.dll
(00148B37) SHELL32.dll
(00148854) SHELL32.dll
(00178F82) SHELL32.dll.SHGetFileInfoW
(0048F0C7) Iedriveinfo::GetShellFileName
(0048EDE0) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0047F59C) Driveview::TDriveView::RefreshRootNodes
(0047E951) Driveview::TDriveView::Loaded
(0023907E) Vcl::Forms::TCustomForm::TCustomForm
(000045CE) Vcl::Forms::TForm::TForm
(00003B0D) TCustomScpExplorerForm::TCustomScpExplorerForm
(0004FBF2) TScpCommanderForm::TScpCommanderForm
(0024402E) Vcl::Forms::TApplication::CreateForm
(00E828FB) _SafeFormCreate
(00002658) wWinMain
(00FC2C59) C5162_0
(000698EE) ntdll.dll
(000698B9) ntdll.dll

(00044A74) shcore.dll
(00FC4C46) C5294_3
(00FC6CAE) ____ExceptionHandler
(00FC3A68) __ExceptionHandler
(000969AF) ntdll.dll
(000770B1) ntdll.dll.KiUserExceptionDispatcher
(00058671) shcore.dll
(0005861E) shcore.dll
(0005906B) shcore.dll
(0003A74D) shcore.dll
(00191DE2) windows.storage.dll
(00191BE9) windows.storage.dll
(00196BF7) windows.storage.dll
(00196CB5) windows.storage.dll
(0010A76E) windows.storage.dll
(0010A57B) windows.storage.dll
(0012A7CC) SHELL32.dll
(00148B37) SHELL32.dll
(00148854) SHELL32.dll
(00178F82) SHELL32.dll.SHGetFileInfoW
(0048F0C7) Iedriveinfo::GetShellFileName
(0048EDE0) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0047F59C) Driveview::TDriveView::RefreshRootNodes
(0047E951) Driveview::TDriveView::Loaded
(0023907E) Vcl::Forms::TCustomForm::TCustomForm
(000045CE) Vcl::Forms::TForm::TForm
(00003B0D) TCustomScpExplorerForm::TCustomScpExplorerForm
(0004FBF2) TScpCommanderForm::TScpCommanderForm
(0024402E) Vcl::Forms::TApplication::CreateForm
(00E828FB) _SafeFormCreate
(00002658) wWinMain
(00FC2C59) C5162_0
(000698EE) ntdll.dll
(000698B9) ntdll.dll

The problem happens rarely. I cannot reproduce it.

<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 5.19.4

Error message:
Invalid access to memory.

Stack trace:
(004F8029) windows.storage.dll
(000878AF) ntdll.dll
(00073EE1) ntdll.dll.KiUserExceptionDispatcher
(004F8424) windows.storage.dll
(004F7F59) windows.storage.dll
(0028900D) windows.storage.dll
(0018F7F1) windows.storage.dll
(0018F7A4) windows.storage.dll
(0013BC23) windows.storage.dll
(0013B9EB) windows.storage.dll.SHBindToFolderIDListParentEx
(001131BC) SHELL32.dll
(00112E0B) SHELL32.dll.SHGetFileInfoW
(00112B2E) SHELL32.dll.SHGetFileInfoW
(001129B2) SHELL32.dll.SHGetFileInfoW
(0048EFFB) Iedriveinfo::GetShellFileName
(0048ED14) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0047F4D0) Driveview::TDriveView::RefreshRootNodes
(0047DA0B) Driveview::TDriveView::InternalWndProc
(003C7A98) System::Classes::_18201
(00042399) USER32.dll
(00039335) USER32.dll
(00037095) USER32.dll
(00036E5B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<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 5.19.3

Error message:
Unzulässiger Zugriff auf einen Speicherbereich.

Stapelverfolgung:
(004F86B9) windows.storage.dll
(000878AF) ntdll.dll
(00073EE1) ntdll.dll.KiUserExceptionDispatcher
(004F8AB4) windows.storage.dll
(004F85E9) windows.storage.dll
(00289A01) windows.storage.dll
(0018F861) windows.storage.dll
(0018F814) windows.storage.dll
(0013BC83) windows.storage.dll
(0013BA4B) windows.storage.dll.SHBindToFolderIDListParentEx
(0011324C) SHELL32.dll
(00112E9B) SHELL32.dll.SHGetFileInfoW
(00112BBE) SHELL32.dll.SHGetFileInfoW
(00112A42) SHELL32.dll.SHGetFileInfoW
(0048EFFB) Iedriveinfo::GetShellFileName
(0048ED14) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0047F4D0) Driveview::TDriveView::RefreshRootNodes
(0047DA0B) Driveview::TDriveView::InternalWndProc
(003C7A98) System::Classes::_18201
(00042399) USER32.dll
(00039335) USER32.dll
(00037095) USER32.dll
(00036E5B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

Not sure what caused this... Could very well have been a VPN Tunnel Disconnection (as I'm 100% remote from our Data Center (and VPN Connections timeout every 12 hours)?

<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 5.17.10

Error message:
Invalid access to memory.

Stack trace:
(00451269) SHELL32.dll
(0008776F) ntdll.dll
(00073E91) ntdll.dll.KiUserExceptionDispatcher
(004516A4) SHELL32.dll
(004511A9) SHELL32.dll
(00251340) windows.storage.dll
(000D10C4) windows.storage.dll
(000D1077) windows.storage.dll
(00137E83) windows.storage.dll
(00137C4B) windows.storage.dll
(0011308C) SHELL32.dll
(00112CDB) SHELL32.dll.SHGetFileInfoW
(001129FE) SHELL32.dll.SHGetFileInfoW
(00112882) SHELL32.dll.SHGetFileInfoW
(0046D60B) Iedriveinfo::GetShellFileName
(0046D324) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0045D638) Driveview::TDriveView::RefreshRootNodes
(0045BB2F) Driveview::TDriveView::InternalWndProc
(003A5978) System::Classes::_18201
(0003DEB9) USER32.dll
(00034E75) USER32.dll
(00032BE5) USER32.dll
(000329AB) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<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 5.17.7

Error message:
Invalid access to memory.

Stack trace:
(004DB4C9) windows.storage.dll
(00087E3F) ntdll.dll
(000732D1) ntdll.dll.KiUserExceptionDispatcher
(004DB8B8) windows.storage.dll
(004DB3F9) windows.storage.dll
(002A0A23) windows.storage.dll
(001AB1AB) windows.storage.dll
(001AB1E5) windows.storage.dll
(0012F273) windows.storage.dll
(0012E8A9) windows.storage.dll
(000F662C) SHELL32.dll
(001187C6) SHELL32.dll
(001185F1) SHELL32.dll
(00117E02) SHELL32.dll.SHGetFileInfoW
(0046C86B) Iedriveinfo::GetShellFileName
(0046C584) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0045C898) Driveview::TDriveView::RefreshRootNodes
(0045AD8F) Driveview::TDriveView::InternalWndProc
(003A4BA8) System::Classes::_18201
(00043519) USER32.dll
(00024047) USER32.dll
(00023199) USER32.dll
(00022F7B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<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 5.17.7

Error message:
Invalid access to memory.

Stack trace:
(004F5559) windows.storage.dll
(000861AF) ntdll.dll
(00072B31) ntdll.dll.KiUserExceptionDispatcher
(004F5954) windows.storage.dll
(004F5489) windows.storage.dll
(00291147) windows.storage.dll
(0019D516) windows.storage.dll
(0019D4C9) windows.storage.dll
(000E2D33) windows.storage.dll
(000E2AFB) windows.storage.dll
(00112ECC) SHELL32.dll
(00112B1B) SHELL32.dll.SHGetFileInfoW
(0011283E) SHELL32.dll.SHGetFileInfoW
(001126C2) SHELL32.dll.SHGetFileInfoW
(0046C86B) Iedriveinfo::GetShellFileName
(0046C584) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0045C898) Driveview::TDriveView::RefreshRootNodes
(0045AD8F) Driveview::TDriveView::InternalWndProc
(003A4BA8) System::Classes::_18201
(0003DD09) USER32.dll
(00034C95) USER32.dll
(00032A05) USER32.dll
(000327CB) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<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 5.17.2

Error message:
Invalid access to memory.

Stack trace:
(0051AE89) windows.storage.dll
(0008421F) ntdll.dll
(00071B21) ntdll.dll.KiUserExceptionDispatcher
(0051B29B) windows.storage.dll
(0051ADB9) windows.storage.dll
(004F7176) windows.storage.dll
(0053E340) windows.storage.dll
(0053E389) windows.storage.dll
(002A3D13) windows.storage.dll
(0014BA49) windows.storage.dll
(000E4F52) SHELL32.dll
(001684D7) SHELL32.dll
(001686CC) SHELL32.dll
(00193EC2) SHELL32.dll.SHGetFileInfoW
(0046C11B) Iedriveinfo::GetShellFileName
(0046BE34) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0045C158) Driveview::TDriveView::RefreshRootNodes
(0045A64F) Driveview::TDriveView::InternalWndProc
(003A4578) System::Classes::_18201
(00044CA9) USER32.dll
(000357B7) USER32.dll
(000348F6) USER32.dll
(000346CB) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<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 5.17.2

Error message:
Invalid access to memory.

Stack trace:
(0051AE89) windows.storage.dll
(0008421F) ntdll.dll
(00071B21) ntdll.dll.KiUserExceptionDispatcher
(0051B29B) windows.storage.dll
(0051ADB9) windows.storage.dll
(004F7176) windows.storage.dll
(0053E340) windows.storage.dll
(0053E389) windows.storage.dll
(002A3D13) windows.storage.dll
(0014BA49) windows.storage.dll
(000E4F52) SHELL32.dll
(001684D7) SHELL32.dll
(001686CC) SHELL32.dll
(00193EC2) SHELL32.dll.SHGetFileInfoW
(0046C11B) Iedriveinfo::GetShellFileName
(0046BE34) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0045C158) Driveview::TDriveView::RefreshRootNodes
(0045A64F) Driveview::TDriveView::InternalWndProc
(003A4578) System::Classes::_18201
(00044CA9) USER32.dll
(000357B7) USER32.dll
(000348F6) USER32.dll
(000346CB) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

Program was running in Background. I did not do anything at this time with WinSCP. There was one open Session to a Solaris Linux using SFTP. This error did not happen anytime before.

WinSCP 5.15.5

Error message:
Zugriffsverletzung - ungültiger Zugriff auf den Speicher.

Stack trace:
(004EB849) windows.storage.dll
(0007E19F) ntdll.dll
(0006BD81) ntdll.dll.KiUserExceptionDispatcher
(004EBC5B) windows.storage.dll
(004EB759) windows.storage.dll
(000F6CD2) windows.storage.dll
(000F9395) windows.storage.dll
(000F93DB) windows.storage.dll
(001A7605) windows.storage.dll
(001AD991) windows.storage.dll
(0013EA9C) SHELL32.dll
(0013E90E) SHELL32.dll.SHGetFileInfoW
(0013E754) SHELL32.dll.SHGetFileInfoW
(0013E632) SHELL32.dll.SHGetFileInfoW
(0046B8A3) Iedriveinfo::GetShellFileName
(0046B5BC) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0045B8E0) Driveview::TDriveView::RefreshRootNodes
(00459DD7) Driveview::TDriveView::InternalWndProc
(003A3E44) System::Classes::_18201
(0003AF19) USER32.dll
(000373E5) USER32.dll
(00036C99) USER32.dll
(00036A7B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

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.

<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 5.15.4

Error message:
Invalid access to memory.

Stack trace:
(0051A639) windows.storage.dll
(0008402F) ntdll.dll
(00071931) ntdll.dll.KiUserExceptionDispatcher
(0051AA4B) windows.storage.dll
(0051A569) windows.storage.dll
(004F6936) windows.storage.dll
(0053DAC0) windows.storage.dll
(0053DB09) windows.storage.dll
(002A2CC7) windows.storage.dll
(0014B3C9) windows.storage.dll
(000E4D82) SHELL32.dll
(00168297) SHELL32.dll
(0016848C) SHELL32.dll
(00193C92) SHELL32.dll.SHGetFileInfoW
(0046B89B) Iedriveinfo::GetShellFileName
(0046B5B4) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0045B8D8) Driveview::TDriveView::RefreshRootNodes
(00459DCF) Driveview::TDriveView::InternalWndProc
(003A3E28) System::Classes::_18201
(00045249) USER32.dll
(000364D7) USER32.dll
(00035616) USER32.dll
(000353EB) USER32.dll.DispatchMessageW

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.

<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 5.9.3

Error message:
Acesso inválido à memória

Rastreamento de pilha:
(004C69F9) windows.storage.dll
(000A5F6F) ntdll.dll
(00093CAA) ntdll.dll.KiUserExceptionDispatcher
(004C6E6B) windows.storage.dll
(004C6909) windows.storage.dll
(000D36E3) windows.storage.dll
(000D241B) windows.storage.dll
(000D23BC) windows.storage.dll
(00195B0E) windows.storage.dll
(00170281) windows.storage.dll
(0015CF6C) SHELL32.dll
(0015CC2E) SHELL32.dll
(0015CAA9) SHELL32.dll
(0015C982) SHELL32.dll.SHGetFileInfoW
(00424B3F) Iedriveinfo::GetShellFileName
(004247A7) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0041C857) Driveview::TDriveView::RefreshRootNodes
(0041ACE7) Driveview::TDriveView::InternalWndProc
(00373100) System::Classes::_18201
(00037231) USER32.dll
(0000D633) USER32.dll
(0000D0FE) USER32.dll
(0000CF4B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<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 5.7.7

Error message:
Invalid access to memory.

Stack trace:
(0033246E) SHELL32.dll
(0005A7EA) ntdll.dll
(0000F15E) ntdll.dll.KiUserExceptionDispatcher
(00331F50) SHELL32.dll
(0033223B) SHELL32.dll
(00177C5D) SHELL32.dll
(00177BF7) SHELL32.dll
(00177D93) SHELL32.dll
(00177D51) SHELL32.dll
(0008D62B) SHELL32.dll
(000902CB) SHELL32.dll
(0011D72C) SHELL32.dll
(001AD761) SHELL32.dll.SHGetFileInfoW
(003F7273) Iedriveinfo::GetShellFileName
(003F6EDB) Iedriveinfo::TDriveInfo::ReadDriveStatus
(003EE9CE) Driveview::TDriveView::RefreshRootNodes
(003ECE5F) Driveview::TDriveView::InternalWndProc
(0034059C) System::Classes::_18201
(000152F7) USER32.dll
(00015D35) USER32.dll
(000167CE) USER32.dll
(00016895) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

Windows 10, Lastest Updates.

<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 5.8.2

Error message:
Zugriffsverletzung - ungültiger Zugriff auf den Speicher.

Stack trace:
(002B1209) windows.storage.dll
(0007C53F) ntdll.dll
(00069D7A) ntdll.dll.KiUserExceptionDispatcher
(002B16CF) windows.storage.dll
(002B10E9) windows.storage.dll
(000D1058) windows.storage.dll
(00113577) windows.storage.dll
(00113518) windows.storage.dll
(0016CD1E) windows.storage.dll
(0014BE54) windows.storage.dll
(0018BC4C) SHELL32.dll
(0010D866) SHELL32.dll
(0010D69C) SHELL32.dll
(0010D452) SHELL32.dll.SHGetFileInfoW
(0040C2F7) Iedriveinfo::GetShellFileName
(0040BF5F) Iedriveinfo::TDriveInfo::ReadDriveStatus
(0040400F) Driveview::TDriveView::RefreshRootNodes
(0040249F) Driveview::TDriveView::InternalWndProc
(0035A970) System::Classes::_18201
(00033921) USER32.dll
(0001378B) USER32.dll
(0001308C) USER32.dll
(00012E4B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.