pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7066-Mulbery_Garden.ps) >>/Users/jc/w/tmp/Tune-7066-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnWalsh/Mulbery_Garden.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-7066-Mulbery_Garden.abc 1461 ABC music file with the extracted tune(s)
Tune-7066-Mulbery_Garden.ps 33470 PostScript
Tune-7066-Mulbery_Garden.txt 1461 Plain-text file with the extracted tune(s)
Tune-7066-get.log 4563 Log file, useful mostly for debugging
Tune-70660-get.log 99385 Log file, useful mostly for debugging
Tune-70666-get.log 97931 Log file, useful mostly for debugging
These files should be available for 24 hours.