pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8198-21212_LADY_BETTY_BOYLES_REEL.ps) >>/Users/jc/w/tmp/Tune-8198-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kohlers/21212_LADY_BETTY_BOYLES_REEL.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_8198.log 246396 Log file, useful mostly for debugging
Coll_81987.log 261851 Log file, useful mostly for debugging
Form_81980.log 988 Log file, useful mostly for debugging
Form_81983.log 827 Log file, useful mostly for debugging
Form_81984.log 850 Log file, useful mostly for debugging
Form_81988.log 836 Log file, useful mostly for debugging
Tune-8198-21212_LADY_BETTY_BOYLES_REEL.abc 566 ABC music file with the extracted tune(s)
Tune-8198-21212_LADY_BETTY_BOYLES_REEL.ps 35976 PostScript
Tune-8198-21212_LADY_BETTY_BOYLES_REEL.txt 566 Plain-text file with the extracted tune(s)
Tune-8198-get.log 4876 Log file, useful mostly for debugging
Tune-81983-get.log 3591 Log file, useful mostly for debugging
Tune-81986-get.log 4558 Log file, useful mostly for debugging
Tune-81989-get.log 3585 Log file, useful mostly for debugging
These files should be available for 24 hours.