Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book49/24CountryDances_1791_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3161-24CountryDances_1791_Thompson.ps) >>/Users/jc/w/tmp/Tune-3161-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book49/24CountryDances_1791_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
Coll_31614.log 304409 Log file, useful mostly for debugging
Coll_31619.log 695012 Log file, useful mostly for debugging
Form_31610.log 948 Log file, useful mostly for debugging
Tune-3161-24CountryDances_1791_Thompson.abc 168 ABC music file with the extracted tune(s)
Tune-3161-24CountryDances_1791_Thompson.ps 6 PostScript
Tune-3161-24CountryDances_1791_Thompson.txt 168 Plain-text file with the extracted tune(s)
Tune-3161-get.log 4477 Log file, useful mostly for debugging
Tune-31610-get.log 1435 Log file, useful mostly for debugging
Tune-31611-get.log 4937 Log file, useful mostly for debugging
Tune-31616-get.log 4208 Log file, useful mostly for debugging
These files should be available for 24 hours.