Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/William_Thomas_Green/24CountryDances_1794_Preston.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1082-24CountryDances_1794_Preston.ps) >>/Users/jc/w/tmp/Tune-1082-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/William_Thomas_Green/24CountryDances_1794_Preston.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_10820.log 553079 Log file, useful mostly for debugging
Coll_10824.log 164267 Log file, useful mostly for debugging
Coll_10826.log 158416 Log file, useful mostly for debugging
Tune-1082-24CountryDances_1794_Preston.abc 181 ABC music file with the extracted tune(s)
Tune-1082-24CountryDances_1794_Preston.ps 6 PostScript
Tune-1082-24CountryDances_1794_Preston.txt 181 Plain-text file with the extracted tune(s)
Tune-1082-get.log 4538 Log file, useful mostly for debugging
Tune-10828-get.log 5962 Log file, useful mostly for debugging
Tune-10829-get.log 3945 Log file, useful mostly for debugging
These files should be available for 24 hours.