System shuts down accessing a floppy diskette due to unknown cause.
Cause:
Several factors could cause a shutdown while the system is reading or writing to a disk drive. These include power failure, accidentally unplugging computer, or a system freeze.
Solution:
Restart computer, review files and recreate as necessary.
1) Turn computer off (if system is frozen).
2) Turn on the computer.
3) Reenter application and examine file(s).
4) Recreate all or missing portions of files as necessary.
NOTE: For future reference, save work in progress more often, in case this happens again.