pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4341-LangfordCeilidhR.ps) >>/Users/jc/w/tmp/Tune-4341-get.log 2>&1" returned status 256
http://terrytraub.org/abc/LangfordCeilidhR.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
Coll_43411.log 261969 Log file, useful mostly for debugging
Coll_43416.log 130707 Log file, useful mostly for debugging
Coll_43418.log 277479 Log file, useful mostly for debugging
Form_43410.log 889 Log file, useful mostly for debugging
Form_43415.log 815 Log file, useful mostly for debugging
Tune-4341-LangfordCeilidhR.abc 449 ABC music file with the extracted tune(s)
Tune-4341-LangfordCeilidhR.ps 35314 PostScript
Tune-4341-LangfordCeilidhR.txt 449 Plain-text file with the extracted tune(s)
Tune-4341-get.log 4308 Log file, useful mostly for debugging
Tune-43417-get.log 3062 Log file, useful mostly for debugging
These files should be available for 24 hours.