Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Whetherly21/24CountryDances_1779_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4426-24CountryDances_1779_Thompson.ps) >>/Users/jc/w/tmp/Tune-4426-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Whetherly21/24CountryDances_1779_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_4426.log 162407 Log file, useful mostly for debugging
Coll_44262.log 18069 Log file, useful mostly for debugging
Tune-4426-24CountryDances_1779_Thompson.abc 173 ABC music file with the extracted tune(s)
Tune-4426-24CountryDances_1779_Thompson.ps 6 PostScript
Tune-4426-24CountryDances_1779_Thompson.txt 173 Plain-text file with the extracted tune(s)
Tune-4426-get.log 4503 Log file, useful mostly for debugging
Tune-44260-get.log 4205 Log file, useful mostly for debugging
Tune-44262-get.log 4165 Log file, useful mostly for debugging
Tune-44263-24CountryDances_1809_Cahusac_FTM.abc 169 ABC music file with the extracted tune(s)
Tune-44263-24CountryDances_1809_Cahusac_FTM.txt 169 Plain-text file with the extracted tune(s)
Tune-44263-get.log 3582 Log file, useful mostly for debugging
Tune-44269-get.log 4513 Log file, useful mostly for debugging
These files should be available for 24 hours.