pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9773-078_Newcastle.ps) >>/Users/jc/w/tmp/Tune-9773-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/EDM/078_Newcastle.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_97732.log 507412 Log file, useful mostly for debugging
Sess-97732.log 33344 Log file, useful mostly for debugging
Tune-9773-078_Newcastle.abc 853 ABC music file with the extracted tune(s)
Tune-9773-078_Newcastle.ps 33337 PostScript
Tune-9773-078_Newcastle.txt 853 Plain-text file with the extracted tune(s)
Tune-9773-get.log 9310 Log file, useful mostly for debugging
Tune-97732-get.log 3096 Log file, useful mostly for debugging
Tune-97733-get.log 3262 Log file, useful mostly for debugging
These files should be available for 24 hours.