Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/EDM/MrKynastonsFamousDance.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-78832-MrKynastonsFamousDance.ps) >>/Users/jc/w/tmp/Tune-78832-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EDM/MrKynastonsFamousDance.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_78832.log 795 Log file, useful mostly for debugging
Tune-78832-MrKynastonsFamousDance.abc 158 ABC music file with the extracted tune(s)
Tune-78832-MrKynastonsFamousDance.ps 6 PostScript
Tune-78832-MrKynastonsFamousDance.txt 158 Plain-text file with the extracted tune(s)
Tune-78832-get.log 8780 Log file, useful mostly for debugging
These files should be available for 24 hours.