I tried doing that option ingame. Overwriting anything is not possible auto saves/regular saves. Disabling auto save during transition allowed me to transition normally but there is still the error with overwrite saving/deleting. Here is the log.
Game Version: 1.0.3.20
Error: System.Exception: Failed to save game 'autosave'. Exception: System.IO.IOException: The directory is not empty.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.Directory.DeleteHelper(String fullPath, String userPath, Boolean recursive, Boolean throwOnTopLevelDirectoryNotFound)
at System.IO.Directory.Delete(String fullPath, String userPath, Boolean recursive, Boolean checkHost)
at czv.al2(String A_0, Boolean A_1, Boolean A_2) ---> System.IO.IOException: The directory is not empty.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.Directory.DeleteHelper(String fullPath, String userPath, Boolean recursive, Boolean throwOnTopLevelDirectoryNotFound)
at System.IO.Directory.Delete(String fullPath, String userPath, Boolean recursive, Boolean checkHost)
at czv.al2(String A_0, Boolean A_1, Boolean A_2)
--- End of inner exception stack trace ---
at cqv.LogAndThrow[T](Exception innerException, LogSeverity severity, String message, Object[] messageArgs)
at czv.al2(String A_0, Boolean A_1, Boolean A_2)
at bek.zs(drc A_0)
at a8c.g(drc A_0)
at bjp.zs(drc A_0)
at a8c.g(drc A_0)