Re: ProDOS floppy crashes Mac O/S 7.6.1 running on a Powerbook 520c

[Toinet <antoine.vignau@laposte.net>]

On 17 juin, 11:59, AppleCPM <a...@wilserv.com> wrote:
> Hi y'all!
>
>     Subject line pretty much describes the problem.  When the ProDOS
> floppy (800K) is inserted into the 520c it either locks up the system
> or displays "Sorry, a system error occurred" and "Finder" and "bus
> error", each phrase on a separate line.  A IIgs recognizes the floppy
> without error and I was able to use "ShrinkIt" to create an image of
> the floppy.  A 12K '.SDK' file named "CRASH.SDK", to be specific.
> I've been accessing ProDOS floppies on this 520c for years and this is
> the first time I've had a problem accessing a ProDOS volume.
>
> Willi

if the diskette is ok,
if the computer has not fallen,
if macos system has not changed,
then:
1/ check cables
2/ remove dust from the interior of the computer
3/ clean drive head
4/ check prodos fst is active

Antoine