Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/CDM5/MoF.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9256-MoF.ps) >>/Users/jc/w/tmp/Tune-9256-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CDM5/MoF.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-9256-MoF.abc 140 ABC music file with the extracted tune(s)
Tune-9256-MoF.ps 6 PostScript
Tune-9256-MoF.txt 140 Plain-text file with the extracted tune(s)
Tune-9256-get.log 3917 Log file, useful mostly for debugging
Tune-92560-get.log 5254 Log file, useful mostly for debugging
Tune-92561-get.log 10838 Log file, useful mostly for debugging
Tune-92563-get.log 4514 Log file, useful mostly for debugging
Tune-92564-get.log 9631 Log file, useful mostly for debugging
Tune-92565-get.log 3568 Log file, useful mostly for debugging
Tune-92568-CR3-abc1.abc 157 ABC music file with the extracted tune(s)
Tune-92568-CR3-abc1.ps 6 PostScript
Tune-92568-CR3-abc1.txt 157 Plain-text file with the extracted tune(s)
Tune-92568-get.log 4021 Log file, useful mostly for debugging
These files should be available for 24 hours.