No puedo determinar el nombre del directorio remoto - TGUIConfiguration::LoadData

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WinSCP 5.7.7

Error message:
No puedo determinar el nombre del directorio remoto

Acceso a memoria no v�lido

Traza de la pila:
(0005F030) TGUIConfiguration::LoadData
(007E08AA) C4799_0
(007E2912) ____ExceptionHandler
(007DF88C) __ExceptionHandler
(0005A466) ntdll.dll
(0000F12E) ntdll.dll.KiUserExceptionDispatcher
(00714252) TTerminal::ReadCurrentDirectory
(00710206) TTerminal::ReactOnCommand
(00616007) TUnixDirView::ChangeDirectory
(00614452) TUnixDirView::ExecuteFile
(0021C609) Vcl::Controls::TWinControl::WndProc
(00260537) Vcl::Comctrls::TCustomListView::WndProc
(0034059C) System::Classes::_18201
(00015235) USER32.dll
(000158E5) USER32.dll
(0001FAAB) USER32.dll
(0001FAD1) USER32.dll.CallWindowProcW
(003FF173) Dragdrop::TDragDrop::WndMethod
(0034059C) System::Classes::_18201
(00015235) USER32.dll
(000158E5) USER32.dll
(00016D2C) USER32.dll
(00016DF5) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.