pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-28132-LiltingBansheeEtAl.ps) >>/Users/jc/w/tmp/Tune-28132-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/demo/Tunes/LiltingBansheeEtAl.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_28132.log 270949 Log file, useful mostly for debugging
Form_28132.log 818 Log file, useful mostly for debugging
Tune-28132-LiltingBansheeEtAl.abc 194 ABC music file with the extracted tune(s)
Tune-28132-LiltingBansheeEtAl.ps 34546 PostScript
Tune-28132-LiltingBansheeEtAl.txt 194 Plain-text file with the extracted tune(s)
Tune-28132-get.log 4366 Log file, useful mostly for debugging
These files should be available for 24 hours.