Invalid access to memory - TEditorForm::

<Try to describe fdprecise steps that lead to the problem (where do you click, what keys do you press, what dodfasdfasds you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>
as
WinSCP 5.13

Error message:
Invalid access to memory.

Stack trace:
(00A22248) TEditorForm::
(00088D1F) ntdll.dll
(0006FC11) ntdll.dll.KiUserExceptionDispatcher
(001E58AF) MSFTEDIT.DLL.RichEditWndProc
(0001D0B9) USER32.dll
(00027844) USER32.dll
(0002A140) USER32.dll
(00027335) USER32.dll
(0000EBA6) USER32.dll.CallWindowProcW
(00259ADA) Vcl::Controls::TWinControl::DefaultHandler

The problem happens rarely. I cannot reproduce it.

<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 5.13.3

Error message:
Invalid access to memory.

Stack trace:
(00A259BC) TEditorForm::
(00088D1F) ntdll.dll
(0006FC11) ntdll.dll.KiUserExceptionDispatcher
(0008EFB9) MSFTEDIT.DLL
(0017791A) MSFTEDIT.DLL
(001E52DD) MSFTEDIT.DLL.RichEditWndProc
(0001D0B9) USER32.dll
(00027844) USER32.dll
(0002A140) USER32.dll
(00027335) USER32.dll
(0000EBA6) USER32.dll.CallWindowProcW
(0025B136) Vcl::Controls::TWinControl::DefaultHandler
(0025B025) Vcl::Controls::TWinControl::WndProc
(0025A66C) Vcl::Controls::TWinControl::MainWndProc
(00380370) System::Classes::_18201
(0001D0B9) USER32.dll
(00027844) USER32.dll
(0002A140) USER32.dll
(000174FE) USER32.dll
(00017A9E) USER32.dll
(0006FBCB) ntdll.dll.KiUserCallbackDispatcher
(00016E20) USER32.dll.PeekMessageW
(0021E9CC) Vcl::Forms::TApplication::ProcessMessage
(000E3A5E) Execute
(000024B4) wWinMain
(008BAA91) C4972_0
(00063A75) ntdll.dll.RtlGetAppContainerNamedObjectPath
(00063A42) ntdll.dll.RtlGetAppContainerNamedObjectPath

The problem happens rarely. I cannot reproduce it.