pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5965-Irish_Air.ps) >>/Users/jc/w/tmp/Tune-5965-get.log 2>&1" returned status 256
http://tunearch.org/wiki/Irish_Air

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_59653.log 860 Log file, useful mostly for debugging
Form_59654.log 859 Log file, useful mostly for debugging
Tune-5965-Irish_Air.abc 379 ABC music file with the extracted tune(s)
Tune-5965-Irish_Air.ps 30993 PostScript
Tune-5965-Irish_Air.txt 379 Plain-text file with the extracted tune(s)
Tune-5965-get.log 7022 Log file, useful mostly for debugging
Tune-59656-get.log 1416 Log file, useful mostly for debugging
These files should be available for 24 hours.