pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-85538-VillageBellsHighlandFling.ps) >>/Users/jc/w/tmp/Tune-85538-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ryan-cole/Tunes/VillageBellsHighlandFling.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_85538.log 131839 Log file, useful mostly for debugging
Tune-85538-VillageBellsHighlandFling.abc 465 ABC music file with the extracted tune(s)
Tune-85538-VillageBellsHighlandFling.ps 34396 PostScript
Tune-85538-VillageBellsHighlandFling.txt 465 Plain-text file with the extracted tune(s)
Tune-85538-get.log 4907 Log file, useful mostly for debugging
These files should be available for 24 hours.