pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-86374-brighton-camp.ps) >>/Users/jc/w/tmp/Tune-86374-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/musicaviva.com/england/brighton-camp.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
Tune-86374-brighton-camp.abc 619 ABC music file with the extracted tune(s)
Tune-86374-brighton-camp.ps 34264 PostScript
Tune-86374-brighton-camp.txt 619 Plain-text file with the extracted tune(s)
Tune-86374-get.log 5067 Log file, useful mostly for debugging
These files should be available for 24 hours.