pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2552-n-o.ps) >>/Users/jc/w/tmp/Tune-2552-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/atrilcoral.com/n-o.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_25523.log 294031 Log file, useful mostly for debugging
Form_25526.log 743 Log file, useful mostly for debugging
Tune-2552-get.log 4365 Log file, useful mostly for debugging
Tune-2552-n-o.abc 250 ABC music file with the extracted tune(s)
Tune-2552-n-o.ps 33418 PostScript
Tune-2552-n-o.txt 250 Plain-text file with the extracted tune(s)
Tune-25523-get.log 4128 Log file, useful mostly for debugging
Tune-25527-get.log 28438 Log file, useful mostly for debugging
These files should be available for 24 hours.