pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-41147-ghost_of_a_chance.ps) >>/Users/jc/w/tmp/Tune-41147-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/jazz/ghost_of_a_chance.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_41147.log 990 Log file, useful mostly for debugging
Tune-41147-get.log 8669 Log file, useful mostly for debugging
Tune-41147-ghost_of_a_chance.abc 1561 ABC music file with the extracted tune(s)
Tune-41147-ghost_of_a_chance.ps 42876 PostScript
Tune-41147-ghost_of_a_chance.txt 1561 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.