help.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documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
Device I/O Error
 
Device I/O Error
 
You used the File menu's Print command, and MS-DOS
Help could not create the file you specified.
 
For example, you may have tried to print:
 
■ To a write-protected share on a network.
■ To a read-only file.
■ With too many files open.