Invalid access to memory - TGenerateUrlDialog::TGenerateUrlDialog

<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 5.19.6

Error message:
Invalid access to memory.

Stack trace:
(0037773C) System::Internal::Strhlpr::UnicodeAssign
(0008788F) ntdll.dll
(00073EC1) ntdll.dll.KiUserExceptionDispatcher
(00E2303F) TGenerateUrlDialog::TGenerateUrlDialog
(00E229C2) DoGenerateTransferCodeDialog
(00E0080D) TCopyDialog::GenerateCode
(00E008C7) TCopyDialog::CopyParamClick
(004BC237) Tb2item::TTBCustomItem::Click
(003C7B64) System::Classes::_18201
(00040099) USER32.dll
(00037055) USER32.dll
(00034DC5) USER32.dll
(00034B8B) USER32.dll.DispatchMessageW

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.

@101946668: 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.

<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 5.21.5

Error message:
Invalid access to memory.

Stack trace:
(003797E4) System::Internal::Strhlpr::UnicodeAssign
(00087B7F) ntdll.dll
(00074001) ntdll.dll.KiUserExceptionDispatcher
(00E38F7F) TGenerateUrlDialog::TGenerateUrlDialog
(00E38902) DoGenerateTransferCodeDialog
(00E16705) TCopyDialog::GenerateCode
(00E167BF) TCopyDialog::CopyParamClick
(004BF3EB) Tb2item::TTBCustomItem::Click
(003C9C0C) System::Classes::_18201
(00040379) USER32.dll
(00037335) USER32.dll
(00035095) USER32.dll
(00034E5B) USER32.dll.DispatchMessageW

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.

@cschuchardt88: 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.