pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4601-11191_.ps) >>/Users/jc/w/tmp/Tune-4601-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ERM/11191_.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_46010.log 413384 Log file, useful mostly for debugging
Coll_46014.log 510536 Log file, useful mostly for debugging
Form_46017.log 860 Log file, useful mostly for debugging
Form_46018.log 830 Log file, useful mostly for debugging
Tune-4601-11191_.abc 50 ABC music file with the extracted tune(s)
Tune-4601-11191_.ps 6 PostScript
Tune-4601-11191_.txt 50 Plain-text file with the extracted tune(s)
Tune-4601-get.log 3796 Log file, useful mostly for debugging
Tune-46014-get.log 5024 Log file, useful mostly for debugging
Tune-46016-get.log 5062 Log file, useful mostly for debugging
Tune-46017-get.log 3971 Log file, useful mostly for debugging
Tune-46019-get.log 9098 Log file, useful mostly for debugging
These files should be available for 24 hours.