> When a rom zip file is renamed, could the date be updated?

Disable Settings->Presevere Archive Date/Time
Disable Settings->Presevere File Date/Time


> and fails, because the correct name already exists.
> Could the scanner delete the wrong name if the right one is there?


Enable Settings->Advanced->move not renamed sets to backup (besides this is active by default...so maybe you changed it ;))

Roman Scherzer
ClrMamePro