pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6830-ButtonBoy.ps) >>/Users/jc/w/tmp/Tune-6830-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/MAJ/reel/ButtonBoy.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
Find_68302.log 1759 Log file, useful mostly for debugging
Tune-6830-ButtonBoy.abc 268 ABC music file with the extracted tune(s)
Tune-6830-ButtonBoy.ps 35694 PostScript
Tune-6830-ButtonBoy.txt 268 Plain-text file with the extracted tune(s)
Tune-6830-get.log 13892 Log file, useful mostly for debugging
Tune-68301-get.log 3945 Log file, useful mostly for debugging
Tune-68309-get.log 3940 Log file, useful mostly for debugging
These files should be available for 24 hours.