Invalid access to memory - TSFTPFileSystem::UnreserveResponse

<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 5.13.1

Error message:
Invalid access to memory.

Stack trace:
(007802A4) TSFTPFileSystem::UnreserveResponse
(008BA3F6) C5101_0
(008BC45E) ____ExceptionHandler
(008B9218) __ExceptionHandler
(0006248E) ntdll.dll
(0000F15E) ntdll.dll.KiUserExceptionDispatcher
(0077A773) TSFTPFileSystem::~TSFTPFileSystem
(007B153F) TTerminal::~TTerminal
(003EF348) System::TObject::Free
(007296B5) TManagementScript::~TManagementScript
(000557BC) TConsoleRunner::Run
(0005B9E2) Console
(000E0A32) Execute
(000024A8) wWinMain
(008B842D) __wstartup
(00038830) ntdll.dll
(00038800) ntdll.dll

(00721646) TScript::Log
(008BA3F6) C5101_0
(008BC45E) ____ExceptionHandler
(008B9218) __ExceptionHandler
(0006248E) ntdll.dll
(0000F15E) ntdll.dll.KiUserExceptionDispatcher
(007233E4) TScript::PrintLine
(00053D9C) TConsoleRunner::DoShowException
(00053D08) TConsoleRunner::ShowException
(000E0A32) Execute
(000024A8) wWinMain
(008B842D) __wstartup
(00038830) ntdll.dll
(00038800) 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 5.13.3

Error message:
Invalid access to memory.

Stack trace:
(00782458) TSFTPFileSystem::UnreserveResponse
(000851DF) ntdll.dll
(00073161) ntdll.dll.KiUserExceptionDispatcher
(0077C927) TSFTPFileSystem::~TSFTPFileSystem
(007B377F) TTerminal::~TTerminal
(0009485E) TManagedTerminal::~TManagedTerminal
(00095E78) TTerminalManager::FreeTerminal
(00095433) TTerminalManager::FreeActiveTerminal
(0001D6F4) TCustomScpExplorerForm::ShowExtendedException
(00097121) TTerminalManager::TerminalShowExtendedException
(007B8328) TTerminal::ShowExtendedException
(0021EF6E) Vcl::Forms::TApplication::HandleException
(0044331F) Dragdrop::TDragDrop::WndMethod
(00380370) System::Classes::_18201
(00032429) USER32.dll
(0002488E) USER32.dll
(0002421D) USER32.dll
(00023FEB) 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 5.17.1

Error message:
Invalid access to memory.

Stack trace:
(00D53A48) TSFTPFileSystem::UnreserveResponse
(00F84E6A) C5296_3
(00F86ED2) ____ExceptionHandler
(00F83C8C) __ExceptionHandler
(00087D6F) ntdll.dll
(00073211) ntdll.dll.KiUserExceptionDispatcher
(00D4E333) TSFTPFileSystem::~TSFTPFileSystem
(00D8531B) TTerminal::~TTerminal
(000AA926) TManagedTerminal::~TManagedTerminal
(000AC0E1) TTerminalManager::FreeTerminal
(000ABEF2) TTerminalManager::FreeAll
(000AAEFB) TTerminalManager::~TTerminalManager
(000AA9CC) TTerminalManager::DestroyInstance
(00102513) Execute
(00002658) wWinMain
(00F82E7D) __wstartup
(00066B72) ntdll.dll.RtlGetAppContainerNamedObjectPath
(00066B3F) ntdll.dll.RtlGetAppContainerNamedObjectPath

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 5.17.8

Error message:
Invalid access to memory.

Stack trace:
(00D57F10) TSFTPFileSystem::UnreserveResponse
(00F89E6E) C5296_0
(00F8BED6) ____ExceptionHandler
(00F88C90) __ExceptionHandler
(000861AF) ntdll.dll
(00072B31) ntdll.dll.KiUserExceptionDispatcher
(00D527FB) TSFTPFileSystem::~TSFTPFileSystem
(00D89803) TTerminal::~TTerminal
(000AADA6) TManagedTerminal::~TManagedTerminal
(000AC565) TTerminalManager::FreeTerminal
(000AC376) TTerminalManager::FreeAll
(000AB37B) TTerminalManager::~TTerminalManager
(000AAE4C) TTerminalManager::DestroyInstance
(00103857) Execute
(00002658) wWinMain
(00F87E81) __wstartup
(000665F2) ntdll.dll.RtlGetAppContainerNamedObjectPath
(000665BF) ntdll.dll.RtlGetAppContainerNamedObjectPath

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 5.17.10

Error message:
Invalid access to memory.

Stack trace:
(00D581EC) TSFTPFileSystem::UnreserveResponse
(0008627F) ntdll.dll
(00072C01) ntdll.dll.KiUserExceptionDispatcher
(00D52AD7) TSFTPFileSystem::~TSFTPFileSystem
(00D89ADF) TTerminal::~TTerminal
(000AADAA) TManagedTerminal::~TManagedTerminal
(000AC569) TTerminalManager::FreeTerminal
(000AB9A3) TTerminalManager::FreeActiveTerminal
(0027AD15) Vcl::Controls::TWinControl::WndProc
(0027A35C) Vcl::Controls::TWinControl::MainWndProc
(003A5978) System::Classes::_18201
(0003DF59) USER32.dll
(00034EC5) USER32.dll
(000345A2) USER32.dll
(00032746) USER32.dll.CallWindowProcW
(0047CCAF) Dragdrop::TDragDrop::WndMethod
(003A5978) System::Classes::_18201
(0003DF59) USER32.dll
(00034EC5) USER32.dll
(00032C35) USER32.dll
(000329FB) 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 5.17.6

Error message:
Invalid access to memory.

Stack trace:
(00D55FC8) TSFTPFileSystem::UnreserveResponse
(00F87E4E) C5296_0
(00F89EB6) ____ExceptionHandler
(00F86C70) __ExceptionHandler
(00045CD6) ntdll.dll.RtlRaiseStatus
(00045B62) ntdll.dll.KiUserExceptionDispatcher
(00D508B3) TSFTPFileSystem::~TSFTPFileSystem
(00D878AF) TTerminal::~TTerminal
(000AAB4E) TManagedTerminal::~TManagedTerminal
(000AC30D) TTerminalManager::FreeTerminal
(000AC11E) TTerminalManager::FreeAll
(000AB123) TTerminalManager::~TTerminalManager
(000AABF4) TTerminalManager::DestroyInstance
(00102A63) Execute
(00002658) wWinMain
(00F85E61) __wstartup
(00062616) ntdll.dll
(000625E6) ntdll.dll

The problem happens rarely. I cannot reproduce it.