Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/MCCD/24FavouriteDances_1779_Straight.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8575-24FavouriteDances_1779_Straight.ps) >>/Users/jc/w/tmp/Tune-8575-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/MCCD/24FavouriteDances_1779_Straight.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-8575-24FavouriteDances_1779_Straight.abc 168 ABC music file with the extracted tune(s)
Tune-8575-24FavouriteDances_1779_Straight.ps 6 PostScript
Tune-8575-24FavouriteDances_1779_Straight.txt 168 Plain-text file with the extracted tune(s)
Tune-8575-get.log 10151 Log file, useful mostly for debugging
Tune-85751-get.log 4327 Log file, useful mostly for debugging
Tune-85752-get.log 8818 Log file, useful mostly for debugging
Tune-85753-get.log 5430 Log file, useful mostly for debugging
Tune-85755-get.log 5270 Log file, useful mostly for debugging
Tune-85756-24CountryDances_1778_Thompson.abc 167 ABC music file with the extracted tune(s)
Tune-85756-24CountryDances_1778_Thompson.txt 167 Plain-text file with the extracted tune(s)
Tune-85756-get.log 13184 Log file, useful mostly for debugging
Tune-85757-get.log 5232 Log file, useful mostly for debugging
Tune-85758-get.log 1394 Log file, useful mostly for debugging
Tune-85759-get.log 3899 Log file, useful mostly for debugging
These files should be available for 24 hours.