Programmer's WorkBench (pwb.hlp) (Table of Contents; Topic list)
Important Notice
The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
PWB Error
 
     Backup type must be one of 'undel', 'bak' or 'none'
 
     An invalid value for the Backup switch was specified. The
     value must be one of the keywords 'undel', 'bak' or 'none'.
 
     See: Backup
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