pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-20849-itunenet.ps) >>/Users/jc/w/tmp/Tune-20849-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/redhawk.org/irishtunes.net/itunenet.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_20849.log 130707 Log file, useful mostly for debugging
Form_20849.log 823 Log file, useful mostly for debugging
Tune-20849-get.log 4369 Log file, useful mostly for debugging
Tune-20849-itunenet.abc 253 ABC music file with the extracted tune(s)
Tune-20849-itunenet.ps 34780 PostScript
Tune-20849-itunenet.txt 253 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.