pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1713-11441_.ps) >>/Users/jc/w/tmp/Tune-1713-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EliasHowe/MusiciansCompanionP1/11441_.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_17135.log 263256 Log file, useful mostly for debugging
Coll_17138.log 260446 Log file, useful mostly for debugging
Tune-1713-11441_.abc 33 ABC music file with the extracted tune(s)
Tune-1713-11441_.ps 6 PostScript
Tune-1713-11441_.txt 33 Plain-text file with the extracted tune(s)
Tune-1713-get.log 3927 Log file, useful mostly for debugging
Tune-17132-get.log 5308 Log file, useful mostly for debugging
Tune-17135-get.log 10479 Log file, useful mostly for debugging
Tune-17136-get.log 5799 Log file, useful mostly for debugging
Tune-17139-get.log 5738 Log file, useful mostly for debugging
These files should be available for 24 hours.