Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/tune/WilliamWinterQuantocks.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6481-WilliamWinterQuantocks.ps) >>/Users/jc/w/tmp/Tune-6481-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/tune/WilliamWinterQuantocks.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-6481-WilliamWinterQuantocks.abc 159 ABC music file with the extracted tune(s)
Tune-6481-WilliamWinterQuantocks.ps 6 PostScript
Tune-6481-WilliamWinterQuantocks.txt 159 Plain-text file with the extracted tune(s)
Tune-6481-get.log 9206 Log file, useful mostly for debugging
Tune-64810-get.log 4938 Log file, useful mostly for debugging
Tune-64812-Gow-CSR1-abc2.abc 150 ABC music file with the extracted tune(s)
Tune-64812-Gow-CSR1-abc2.ps 6 PostScript
Tune-64812-Gow-CSR1-abc2.txt 150 Plain-text file with the extracted tune(s)
Tune-64812-get.log 4054 Log file, useful mostly for debugging
Tune-64814-get.log 4987 Log file, useful mostly for debugging
Tune-64816-get.log 5972 Log file, useful mostly for debugging
These files should be available for 24 hours.