Got HTTP status 404 Not Found for "http://jjaquier.free.fr/midifiles/abc/abc/CJ12.abc"
X:1 not found in http://jjaquier.free.fr/midifiles/abc/abc/CJ12.abc
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-60039-CJ12.ps) >>/Users/jc/w/tmp/Tune-60039-get.log 2>&1" returned status 256
http://jjaquier.free.fr/midifiles/abc/abc/CJ12.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-60039-CJ12.abc 0 ABC music file with the extracted tune(s)
Tune-60039-CJ12.ps 6 PostScript
Tune-60039-CJ12.txt 0 Plain-text file with the extracted tune(s)
Tune-60039-get.log 4379 Log file, useful mostly for debugging
These files should be available for 24 hours.