Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/MusiciansCompanionP1/24CountryDances_1796_Preston.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3872-24CountryDances_1796_Preston.ps) >>/Users/jc/w/tmp/Tune-3872-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/MusiciansCompanionP1/24CountryDances_1796_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_38721.log 480810 Log file, useful mostly for debugging
Coll_38722.log 161667 Log file, useful mostly for debugging
Tune-3872-24CountryDances_1796_Preston.abc 181 ABC music file with the extracted tune(s)
Tune-3872-24CountryDances_1796_Preston.ps 6 PostScript
Tune-3872-24CountryDances_1796_Preston.txt 181 Plain-text file with the extracted tune(s)
Tune-3872-get.log 4538 Log file, useful mostly for debugging
Tune-38720-get.log 5638 Log file, useful mostly for debugging
Tune-38721-get.log 3372 Log file, useful mostly for debugging
Tune-38722-JamesJohnson_ScotsMusicalMuseumV4-V1.abc 173 ABC music file with the extracted tune(s)
Tune-38722-JamesJohnson_ScotsMusicalMuseumV4-V1.txt 173 Plain-text file with the extracted tune(s)
Tune-38722-get.log 3652 Log file, useful mostly for debugging
Tune-38724-get.log 9540 Log file, useful mostly for debugging
Tune-38726-get.log 15120 Log file, useful mostly for debugging
Tune-38727-get.log 6366 Log file, useful mostly for debugging
Tune-38728-get.log 5387 Log file, useful mostly for debugging
These files should be available for 24 hours.