pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-58530-celtic.ps) >>/Users/jc/w/tmp/Tune-58530-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/homepages.ihug.co.nz/celtic.abc:/%3:MISSMARIANNESREEL.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-58530-celtic.abc 483 ABC music file with the extracted tune(s)
Tune-58530-celtic.ps 37053 PostScript
Tune-58530-celtic.txt 483 Plain-text file with the extracted tune(s)
Tune-58530-get.log 12048 Log file, useful mostly for debugging
These files should be available for 24 hours.