pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6233-stables.ps) >>/Users/jc/w/tmp/Tune-6233-get.log 2>&1" returned status 256
http://www.village-music-project.org.uk/abc/stables.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_62334.log 63374 Log file, useful mostly for debugging
Coll_62336.log 254919 Log file, useful mostly for debugging
Coll_62338.log 69044 Log file, useful mostly for debugging
List62338.log 88 Log file, useful mostly for debugging
Tune-6233-get.log 4114 Log file, useful mostly for debugging
Tune-6233-stables.abc 343 ABC music file with the extracted tune(s)
Tune-6233-stables.ps 35811 PostScript
Tune-6233-stables.txt 343 Plain-text file with the extracted tune(s)
Tune-62337-get.log 1380 Log file, useful mostly for debugging
Tune-62339-get.log 4138 Log file, useful mostly for debugging
These files should be available for 24 hours.