pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-96923-WaysInNewHall0.ps) >>/Users/jc/w/tmp/Tune-96923-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/WaysInNewHall0.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_96923.log 777 Log file, useful mostly for debugging
Tune-96923-WaysInNewHall0.abc 588 ABC music file with the extracted tune(s)
Tune-96923-WaysInNewHall0.ps 36694 PostScript
Tune-96923-WaysInNewHall0.txt 588 Plain-text file with the extracted tune(s)
Tune-96923-get.log 8826 Log file, useful mostly for debugging
These files should be available for 24 hours.