Acceso a memoria no válido - TTerminal::ShowExtendedException

<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

Error message:
Acceso a memoria no válido

Traza de la pila:
(00734AA3) TTerminal::ShowExtendedException
(0005A67A) ntdll.dll
(0000F15E) ntdll.dll.KiUserExceptionDispatcher
(0003D8B8) TScpCommanderForm::StartingDisconnected
(0002113F) TCustomScpExplorerForm::CMShowingChanged
(000210B4) TCustomScpExplorerForm::Dispatch
(0022E089) Vcl::Controls::TWinControl::WndProc
(001E8538) Vcl::Forms::TCustomForm::WndProc
(007BBE5D) Vclcommon::C2739_0
(00229180) Vcl::Controls::TControl::Perform
(0022D479) Vcl::Controls::TWinControl::UpdateShowing
(0022D588) Vcl::Controls::TWinControl::UpdateControlState
(0023012E) Vcl::Controls::TWinControl::CMVisibleChanged
(0022E089) Vcl::Controls::TWinControl::WndProc
(001E8538) Vcl::Forms::TCustomForm::WndProc
(007BBF84) Vclcommon::C2739_0
(00229180) Vcl::Controls::TControl::Perform
(00227B0E) Vcl::Controls::TControl::SetVisible
(000BAB54) Execute
(0000249C) wWinMain
(00818A29) __wstartup
(000382E0) ntdll.dll
(000382B0) ntdll.dll

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