Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/MacNab02/24CountryDances_1762_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7723-24CountryDances_1762_Thompson.ps) >>/Users/jc/w/tmp/Tune-7723-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/MacNab02/24CountryDances_1762_Thompson.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-7723-24CountryDances_1762_Thompson.abc 170 ABC music file with the extracted tune(s)
Tune-7723-24CountryDances_1762_Thompson.ps 6 PostScript
Tune-7723-24CountryDances_1762_Thompson.txt 170 Plain-text file with the extracted tune(s)
Tune-7723-get.log 4491 Log file, useful mostly for debugging
Tune-77230-get.log 4625 Log file, useful mostly for debugging
Tune-77232-get.log 4397 Log file, useful mostly for debugging
Tune-77238-CSR-abc2.abc 156 ABC music file with the extracted tune(s)
Tune-77238-CSR-abc2.ps 6 PostScript
Tune-77238-CSR-abc2.txt 156 Plain-text file with the extracted tune(s)
Tune-77238-get.log 4136 Log file, useful mostly for debugging
Tune-77239-get.log 92713 Log file, useful mostly for debugging
These files should be available for 24 hours.