pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-97383-BanksOfAllan.ps) >>/Users/jc/w/tmp/Tune-97383-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/BanksOfAllan.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_97383.log 455608 Log file, useful mostly for debugging
Tune-97383-BanksOfAllan.abc 410 ABC music file with the extracted tune(s)
Tune-97383-BanksOfAllan.ps 35962 PostScript
Tune-97383-BanksOfAllan.txt 410 Plain-text file with the extracted tune(s)
Tune-97383-get.log 4445 Log file, useful mostly for debugging
These files should be available for 24 hours.