Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/TremontQuadrilles/24CountryDances_1780_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3070-24CountryDances_1780_Thompson.ps) >>/Users/jc/w/tmp/Tune-3070-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/TremontQuadrilles/24CountryDances_1780_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
Tune-3070-24CountryDances_1780_Thompson.abc 179 ABC music file with the extracted tune(s)
Tune-3070-24CountryDances_1780_Thompson.ps 6 PostScript
Tune-3070-24CountryDances_1780_Thompson.txt 179 Plain-text file with the extracted tune(s)
Tune-3070-get.log 9940 Log file, useful mostly for debugging
Tune-30701-get.log 8355 Log file, useful mostly for debugging
Tune-30702-get.log 8320 Log file, useful mostly for debugging
Tune-30703-get.log 7988 Log file, useful mostly for debugging
Tune-30706-get.log 5047 Log file, useful mostly for debugging
Tune-30708-get.log 4830 Log file, useful mostly for debugging
Tune-30709-get.log 7826 Log file, useful mostly for debugging
These files should be available for 24 hours.