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out of date.
File Previously Loaded Message
You may
■ Work with the file already loaded in memory
■ Unload the file that is already in memory so you
can load this one
■ Look at the list of files available for loading.
You may have tried to load the wrong one.