pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3383-JoeMurphyR.ps) >>/Users/jc/w/tmp/Tune-3383-get.log 2>&1" returned status 256
http://terrytraub.org/abc/JoeMurphyR.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_33833.log 254919 Log file, useful mostly for debugging
Coll_33838.log 143333 Log file, useful mostly for debugging
Form_33836.log 1703 Log file, useful mostly for debugging
Form_33838.log 864 Log file, useful mostly for debugging
Tune-3383-JoeMurphyR.abc 506 ABC music file with the extracted tune(s)
Tune-3383-JoeMurphyR.ps 36071 PostScript
Tune-3383-JoeMurphyR.txt 506 Plain-text file with the extracted tune(s)
Tune-3383-get.log 9038 Log file, useful mostly for debugging
Tune-33830-get.log 3397 Log file, useful mostly for debugging
Tune-33834-get.log 259088 Log file, useful mostly for debugging
Tune-33838-get.log 2938 Log file, useful mostly for debugging
These files should be available for 24 hours.