Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/HUTB1/Hamilton_HUTB1-1844-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4668-Hamilton_HUTB1-1844-V1.ps) >>/Users/jc/w/tmp/Tune-4668-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/HUTB1/Hamilton_HUTB1-1844-V1.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-4668-Hamilton_HUTB1-1844-V1.abc 160 ABC music file with the extracted tune(s)
Tune-4668-Hamilton_HUTB1-1844-V1.ps 6 PostScript
Tune-4668-Hamilton_HUTB1-1844-V1.txt 160 Plain-text file with the extracted tune(s)
Tune-4668-get.log 4322 Log file, useful mostly for debugging
Tune-46681-get.log 4249 Log file, useful mostly for debugging
Tune-46684-get.log 5845 Log file, useful mostly for debugging
Tune-46685-get.log 5448 Log file, useful mostly for debugging
Tune-46686-get.log 8968 Log file, useful mostly for debugging
Tune-46687-get.log 4951 Log file, useful mostly for debugging
Tune-46688-get.log 8468 Log file, useful mostly for debugging
Tune-46689-get.log 3387 Log file, useful mostly for debugging
These files should be available for 24 hours.