pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-11493-cormak.ps) >>/Users/jc/w/tmp/Tune-11493-get.log 2>&1" returned status 256
http://www.nigelgatherer.com/tunes/abc/abc1/cormak.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-11493-cormak.abc 633 ABC music file with the extracted tune(s)
Tune-11493-cormak.ps 39831 PostScript
Tune-11493-cormak.txt 633 Plain-text file with the extracted tune(s)
Tune-11493-get.log 4217 Log file, useful mostly for debugging
These files should be available for 24 hours.