pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-61148-227-Bonny_lassie_take_advice.ps) >>/Users/jc/w/tmp/Tune-61148-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Fraser/227-Bonny_lassie_take_advice.abc1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-61148-227-Bonny_lassie_take_advice.abc 1247 ABC music file with the extracted tune(s)
Tune-61148-227-Bonny_lassie_take_advice.ps 37989 PostScript
Tune-61148-227-Bonny_lassie_take_advice.txt 1247 Plain-text file with the extracted tune(s)
Tune-61148-get.log 7060 Log file, useful mostly for debugging
These files should be available for 24 hours.