Invalid access to memory

<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:
Invalid access to memory.

Stack trace:
[01709F31]
[018E05DE]
[018E2646]
[018DF5C0]
[77AB023E] ntdll.dll.ZwWow64CallFunction64
[77AB09BA] ntdll.dll.KiUserExceptionDispatcher
[017078BA]
[01707DBF]
[0170B5B8]
[0170B689]
[016E14D5]
[016E66A2]
[016F1EBC]
[017A111A]
[01809917]
[0176F620]
[0176DAFC]
[01183167]
[75307C02] KERNEL32.DLL.BaseThreadInitThunk
[77ACB54D] ntdll.dll
[77ACB515] ntdll.dll

[018E0C49]
[018E2223]
[017A12D7]
[01809917]
[0176F620]
[0176DAFC]
[01183167]
[75307C02] KERNEL32.DLL.BaseThreadInitThunk
[77ACB54D] ntdll.dll
[77ACB515] ntdll.dll

[018E0C49]
[018E2223]
[01809A41]
[0176F620]
[0176DAFC]
[01183167]
[75307C02] KERNEL32.DLL.BaseThreadInitThunk
[77ACB54D] ntdll.dll
[77ACB515] ntdll.dll

[018E0C49]
[018E2223]
[01809E43]
[0176F620]
[0176DAFC]
[01183167]
[75307C02] KERNEL32.DLL.BaseThreadInitThunk
[77ACB54D] ntdll.dll
[77ACB515] 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.