Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/hambo/24CountryDances_1766_Johnson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7937-24CountryDances_1766_Johnson.ps) >>/Users/jc/w/tmp/Tune-7937-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/hambo/24CountryDances_1766_Johnson.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-7937-24CountryDances_1766_Johnson.abc 166 ABC music file with the extracted tune(s)
Tune-7937-24CountryDances_1766_Johnson.ps 6 PostScript
Tune-7937-24CountryDances_1766_Johnson.txt 166 Plain-text file with the extracted tune(s)
Tune-7937-get.log 4446 Log file, useful mostly for debugging
Tune-79370-get.log 135239 Log file, useful mostly for debugging
Tune-79372-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.abc 186 ABC music file with the extracted tune(s)
Tune-79372-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.ps 6 PostScript
Tune-79372-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.txt 186 Plain-text file with the extracted tune(s)
Tune-79372-get.log 8836 Log file, useful mostly for debugging
Tune-79373-get.log 4006 Log file, useful mostly for debugging
Tune-79374-get.log 8188 Log file, useful mostly for debugging
Tune-79375-get.log 10709 Log file, useful mostly for debugging
Tune-79376-get.log 1398 Log file, useful mostly for debugging
Tune-79377-get.log 1603 Log file, useful mostly for debugging
These files should be available for 24 hours.