When you connect CIFS share (which is not forbidden, right?), scripts fails on the format of the backup string (it uses colon, which is not allowed in NTFS names) and raises OSError exception. But the exception raises another exception, since OSError (variable error) has no method as_string().
When you connect CIFS share (which is not forbidden, right?), scripts fails on the format of the backup string (it uses colon, which is not allowed in NTFS names) and raises OSError exception. But the exception raises another exception, since OSError (variable error) has no method as_string().