pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-47225-DanceTunes.ps) >>/Users/jc/w/tmp/Tune-47225-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/DanceTunes.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
Form_47225.log 823 Log file, useful mostly for debugging
Tune-47225-DanceTunes.abc 276 ABC music file with the extracted tune(s)
Tune-47225-DanceTunes.ps 35525 PostScript
Tune-47225-DanceTunes.txt 276 Plain-text file with the extracted tune(s)
Tune-47225-get.log 4239 Log file, useful mostly for debugging
These files should be available for 24 hours.