Invalid access to memory

Disconnect from FTP and close the application.

WinSCP 5.7

Error message:
Invalid access to memory.

Stack trace:
[012369BB] Vcl::Forms::TCustomForm::IsFormSizeStored
[7703F4EE] ntdll.dll

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.