OK, this is a known bug:
https://winscp.net/tracker/1342
WinSCP 5.7.5 with the fix will be released later today or tomorrow.
https://winscp.net/tracker/1342
WinSCP 5.7.5 with the fix will be released later today or tomorrow.
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.