External exception 80000101

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WinSCP 5.15.1

Error message:
External exception 80000101

Stack trace:
(F7725C89)WinSCP.exe
(00066086)ntdll.dll
(00066481)ntdll.dll
(0006873D)ntdll.dll
(00068B56)ntdll.dll

Status: all_insignificant

The problem happens rarely. I cannot reproduce it.