pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-23188-AGMr02.ps) >>/Users/jc/w/tmp/Tune-23188-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/AG/AGMr02.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_23188.log 257049 Log file, useful mostly for debugging
Tune-23188-AGMr02.abc 553 ABC music file with the extracted tune(s)
Tune-23188-AGMr02.ps 35007 PostScript
Tune-23188-AGMr02.txt 553 Plain-text file with the extracted tune(s)
Tune-23188-get.log 105588 Log file, useful mostly for debugging
These files should be available for 24 hours.