External exception EEFFACE

<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 5.6.3

Error message:
External exception EEFFACE

Stack trace:
[758B2F71] KERNELBASE.dll.RaiseException
[779CC84E] ntdll.dll
[779CC6B6] ntdll.dll.KiUserExceptionDispatcher
[01405D70]
[017473D6]
[01748720]
[0172C750]
[0163D5F5]
[0163E968]
[0164E67B]
[01678BD1]
[016776D0]
[015817DC] @TUnixDirView@ReloadDirectory$qqrv
[00FA363E]
[012F1A84]
[010D95E5]
[013949A6] @Tb2item@TTBPopupMenu@IsShortCut$qqrr22Winapi@Messages@TWMKey

Thanks for your report.
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