pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-56340-113_Scotch_Fidler.ps) >>/Users/jc/w/tmp/Tune-56340-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Straight_Skillern/113_Scotch_Fidler.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_56340.log 972 Log file, useful mostly for debugging
Tune-56340-113_Scotch_Fidler.abc 723 ABC music file with the extracted tune(s)
Tune-56340-113_Scotch_Fidler.ps 34087 PostScript
Tune-56340-113_Scotch_Fidler.txt 723 Plain-text file with the extracted tune(s)
Tune-56340-get.log 4695 Log file, useful mostly for debugging
These files should be available for 24 hours.