pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-56005-137_Jumping_Johnny.ps) >>/Users/jc/w/tmp/Tune-56005-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EverydaySongBook/137_Jumping_Johnny.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_56005.log 964 Log file, useful mostly for debugging
Tune-56005-137_Jumping_Johnny.abc 724 ABC music file with the extracted tune(s)
Tune-56005-137_Jumping_Johnny.ps 32851 PostScript
Tune-56005-137_Jumping_Johnny.txt 724 Plain-text file with the extracted tune(s)
Tune-56005-32152_CALDERS_WELCOME.abc 673 ABC music file with the extracted tune(s)
Tune-56005-32152_CALDERS_WELCOME.ps 37772 PostScript
Tune-56005-32152_CALDERS_WELCOME.txt 673 Plain-text file with the extracted tune(s)
Tune-56005-get.log 13988 Log file, useful mostly for debugging
These files should be available for 24 hours.