You arrived here because OneCommander crashed or froze in previous session
Find section depending on the action leading to the crash or freezing
There is a bug in Windows that sometimes leads to program freezing when OC asks Windows to rename a file or folder
Several workarounds have been implemented but since I can't reproduce this issue it is not certain which one will fix the problem
To apply workaround open: Settings>Advanced and in Experimental section you will see
Rename freezing workaround section