Invalid access to memory - _newtree234

<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 5.15

Error message:
Invalid access to memory.

Stack trace:
(006C11BF) _newtree234
(0092627A) C5153_0
(009282E2) ____ExceptionHandler
(0092509C) __ExceptionHandler
(0008402F) ntdll.dll
(00071931) ntdll.dll.KiUserExceptionDispatcher
(006C11C3) _newtree234
(006C11CD) _newtree234
(006C11D7) _newtree234
(006C11CD) _newtree234
(006C11FE) _freetree234
(006C46E3) _sk_cleanup
(000026DD) wWinMain
(009242B1) C5021_0
(0006562B) ntdll.dll.RtlGetAppContainerNamedObjectPath
(000655F8) ntdll.dll.RtlGetAppContainerNamedObjectPath

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.