pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5484-024_Pollys_Piano.ps) >>/Users/jc/w/tmp/Tune-5484-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EverydaySongBook/024_Pollys_Piano.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_5484.log 266066 Log file, useful mostly for debugging
Coll_54840.log 263256 Log file, useful mostly for debugging
Coll_54841.log 228352 Log file, useful mostly for debugging
Coll_54844.log 261851 Log file, useful mostly for debugging
Coll_54846.log 264661 Log file, useful mostly for debugging
Coll_54849.log 333506 Log file, useful mostly for debugging
Tune-5484-024_Pollys_Piano.abc 690 ABC music file with the extracted tune(s)
Tune-5484-024_Pollys_Piano.ps 32875 PostScript
Tune-5484-024_Pollys_Piano.txt 690 Plain-text file with the extracted tune(s)
Tune-5484-get.log 4582 Log file, useful mostly for debugging
Tune-54844-get.log 6678 Log file, useful mostly for debugging
Tune-54845-get.log 3445 Log file, useful mostly for debugging
Tune-54848-get.log 1418 Log file, useful mostly for debugging
These files should be available for 24 hours.