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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documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

SYS1963
 
Explanation
 
This error usually occurs when:
 
1. There is no more room on the fixed disk or diskette.
 
2. The diskette is write protected.
 
3. The filename is a duplicate name of an existing file.
 
Action
 
Do one of the following:
 
1. Remove some unwanted files to make room on the fixed disk or diskette.
 
2. Enable the diskette for writing.
 
3. Rename the duplicate file.