Thanks for your report.
I have sent you an email with a debug version of WinSCP to 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 5.7

Error message:
External exception EEFFACE

Stack trace:
[7580C42D] KERNELBASE.dll.RaiseException
[77A3B466] ntdll.dll
[779F012E] ntdll.dll.KiUserExceptionDispatcher
[007367E0] Jclhookexcept::_16408
[00A80E32] C4725_0
[00A8217C] _ThrowExceptionLDTC
[00A661AC] C2769_0
[00975D69] TSFTPFileSystem::ReceivePacket
[009770DC] TSFTPFileSystem::ReceiveResponse
[009772D9] TSFTPFileSystem::SendPacketAndReceiveResponse
[00977741] TSFTPFileSystem::RealPath
[00977E6E] TSFTPFileSystem::RealPath
[00986175] TSFTPFileSystem::ChangeDirectory
[009B7C7E] TTerminal::ChangeDirectory
[009ADA86] TTerminal::SetCurrentDirectoryW
[008B3696] TUnixDirView::SetPath
[0067AF61] Customdirview::TCustomDirView::HistoryGo
[0067AEE8] Customdirview::TCustomDirView::DoHistoryGo
[004BC755] Vcl::Controls::TWinControl::WndProc
[00500683] Vcl::Comctrls::TCustomListView::WndProc
[005E0678] System::Classes::_18201
[772F62F7] USER32.dll
[772F6D35] USER32.dll
[77300D22] USER32.dll
[77300D48] USER32.dll.CallWindowProcW
[0069F24F] Dragdrop::TDragDrop::WndMethod
[005E0678] System::Classes::_18201
[772F62F7] USER32.dll
[772F6D35] USER32.dll
[772F77BF] USER32.dll
[772F7885] USER32.dll.DispatchMessageW