pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-32519-CJ28.ps) >>/Users/jc/w/tmp/Tune-32519-get.log 2>&1" returned status 256
http://jjaquier.free.fr/midifiles/abc/abc/CJ28.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
Coll_32519.log 142202 Log file, useful mostly for debugging
Tune-32519-CJ28.abc 489 ABC music file with the extracted tune(s)
Tune-32519-CJ28.ps 35768 PostScript
Tune-32519-CJ28.txt 489 Plain-text file with the extracted tune(s)
Tune-32519-get.log 4148 Log file, useful mostly for debugging
These files should be available for 24 hours.