Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/MacNab02/24CountryDances_1802_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3610-24CountryDances_1802_Thompson.ps) >>/Users/jc/w/tmp/Tune-3610-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/MacNab02/24CountryDances_1802_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-3610-24CountryDances_1802_Thompson.abc 170 ABC music file with the extracted tune(s)
Tune-3610-24CountryDances_1802_Thompson.ps 6 PostScript
Tune-3610-24CountryDances_1802_Thompson.txt 170 Plain-text file with the extracted tune(s)
Tune-3610-get.log 4487 Log file, useful mostly for debugging
Tune-36100-CaledonianMusicalRepository_1811.abc 171 ABC music file with the extracted tune(s)
Tune-36100-CaledonianMusicalRepository_1811.pdf 2217 Portable Data Format
Tune-36100-CaledonianMusicalRepository_1811.ps 6 PostScript
Tune-36100-CaledonianMusicalRepository_1811.txt 171 Plain-text file with the extracted tune(s)
Tune-36100-get.log 53893 Log file, useful mostly for debugging
Tune-36101-get.log 5033 Log file, useful mostly for debugging
Tune-36104-get.log 91183 Log file, useful mostly for debugging
Tune-36107-get.log 5725 Log file, useful mostly for debugging
These files should be available for 24 hours.