pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-20779-MissJessieCumming.ps) >>/Users/jc/w/tmp/Tune-20779-get.log 2>&1" returned status 256
http://www.math.mun.ca/~bshawyer/straths/MissJessieCumming.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-20779-MissJessieCumming.abc 372 ABC music file with the extracted tune(s)
Tune-20779-MissJessieCumming.ps 39456 PostScript
Tune-20779-MissJessieCumming.txt 372 Plain-text file with the extracted tune(s)
Tune-20779-get.log 4496 Log file, useful mostly for debugging
These files should be available for 24 hours.