Lisa 7/7: "Technical Difficulty" messages

If your Lisa frequently hangs, of if it often tells you it's having "Technical
Difficulty", try reinstalling the software again. If the problem persists,
check to see that you are using one of these acceptable versions of the CPU and
I/O ROMs:

Lisa: 2.0: D/A8 or H/A8
Lisa 2/10: F/88 or H/88

Published Date: Feb 18, 2012