pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-83421-1266_MacDonalds_Farm.ps) >>/Users/jc/w/tmp/Tune-83421-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/GoldenBookOfFavoriteSongs/1266_MacDonalds_Farm.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_83421.log 146033 Log file, useful mostly for debugging
Tune-83421-1266_MacDonalds_Farm.abc 1084 ABC music file with the extracted tune(s)
Tune-83421-1266_MacDonalds_Farm.ps 35598 PostScript
Tune-83421-1266_MacDonalds_Farm.txt 1084 Plain-text file with the extracted tune(s)
Tune-83421-get.log 10549 Log file, useful mostly for debugging
These files should be available for 24 hours.