Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book43/24CountryDances_1778_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5737-24CountryDances_1778_Thompson.ps) >>/Users/jc/w/tmp/Tune-5737-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book43/24CountryDances_1778_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
Form_57377.log 851 Log file, useful mostly for debugging
Tune-5737-24CountryDances_1778_Thompson.abc 168 ABC music file with the extracted tune(s)
Tune-5737-24CountryDances_1778_Thompson.ps 6 PostScript
Tune-5737-24CountryDances_1778_Thompson.txt 168 Plain-text file with the extracted tune(s)
Tune-5737-get.log 35848 Log file, useful mostly for debugging
Tune-57370-get.log 1737 Log file, useful mostly for debugging
Tune-57378-get.log 6205 Log file, useful mostly for debugging
Tune-57379-get.log 5394 Log file, useful mostly for debugging
These files should be available for 24 hours.