pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4711-NewPetronella.ps) >>/Users/jc/w/tmp/Tune-4711-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/NewPetronella.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_47112.log 70124 Log file, useful mostly for debugging
Coll_47115.log 66344 Log file, useful mostly for debugging
Tune-4711-NewPetronella.abc 2285 ABC music file with the extracted tune(s)
Tune-4711-NewPetronella.ps 49498 PostScript
Tune-4711-NewPetronella.txt 2285 Plain-text file with the extracted tune(s)
Tune-4711-get.log 10802 Log file, useful mostly for debugging
Tune-47113-WO.abc 0 ABC music file with the extracted tune(s)
Tune-47113-WO.txt 0 Plain-text file with the extracted tune(s)
Tune-47113-get.log 2732 Log file, useful mostly for debugging
These files should be available for 24 hours.