pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4974-30111_Leicester_Waltz.ps) >>/Users/jc/w/tmp/Tune-4974-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP3/30111_Leicester_Waltz.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_49747.log 445810 Log file, useful mostly for debugging
Form_4974.log 827 Log file, useful mostly for debugging
Form_49741.log 995 Log file, useful mostly for debugging
Tune-4974-30111_Leicester_Waltz.abc 1204 ABC music file with the extracted tune(s)
Tune-4974-30111_Leicester_Waltz.ps 41889 PostScript
Tune-4974-30111_Leicester_Waltz.txt 1204 Plain-text file with the extracted tune(s)
Tune-4974-get.log 4843 Log file, useful mostly for debugging
Tune-49742-get.log 1400 Log file, useful mostly for debugging
Tune-49743-get.log 1394 Log file, useful mostly for debugging
Tune-49744-get.log 4369 Log file, useful mostly for debugging
Tune-49746-get.log 1400 Log file, useful mostly for debugging
Tune-49747-get.log 1394 Log file, useful mostly for debugging
These files should be available for 24 hours.