pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3191-Bag_of_Spuds.ps) >>/Users/jc/w/tmp/Tune-3191-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CuzTeahan/SliabhLuachroOnParade/Bag_of_Spuds.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_31910.log 506321 Log file, useful mostly for debugging
Coll_31911.log 263256 Log file, useful mostly for debugging
Coll_31913.log 299789 Log file, useful mostly for debugging
Coll_31915.log 261851 Log file, useful mostly for debugging
Sess-31912.log 3247814 Log file, useful mostly for debugging
Tune-3191-Bag_of_Spuds.abc 432 ABC music file with the extracted tune(s)
Tune-3191-Bag_of_Spuds.ps 35521 PostScript
Tune-3191-Bag_of_Spuds.txt 432 Plain-text file with the extracted tune(s)
Tune-3191-get.log 4635 Log file, useful mostly for debugging
Tune-31911-get.log 3908 Log file, useful mostly for debugging
Tune-31912-get.log 15506 Log file, useful mostly for debugging
These files should be available for 24 hours.