qperr.hlp (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documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
Error Message
 
Error 101:  Invalid unit file
 
The USES statement refers to a file that is not a valid
unit.
 
Check the spelling of the name you referenced. Make sure
the program or file is compatible with QuickPascal.