Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1802/24CountryDances_1803_Preston.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8978-24CountryDances_1803_Preston.ps) >>/Users/jc/w/tmp/Tune-8978-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1802/24CountryDances_1803_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
List89781.log 166 Log file, useful mostly for debugging
Tune-8978-24CountryDances_1803_Preston.abc 165 ABC music file with the extracted tune(s)
Tune-8978-24CountryDances_1803_Preston.ps 6 PostScript
Tune-8978-24CountryDances_1803_Preston.txt 165 Plain-text file with the extracted tune(s)
Tune-8978-get.log 4442 Log file, useful mostly for debugging
Tune-89783-get.log 1622 Log file, useful mostly for debugging
Tune-89784-get.log 4000 Log file, useful mostly for debugging
Tune-89785-get.log 1402 Log file, useful mostly for debugging
Tune-89787-get.log 4449 Log file, useful mostly for debugging
Tune-89787-set.abc 160 ABC music file with the extracted tune(s)
Tune-89787-set.txt 160 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.