Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Paris_Book/24AmericanCountryDances_1785_Cantelo.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3106-24AmericanCountryDances_1785_Cantelo.ps) >>/Users/jc/w/tmp/Tune-3106-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Paris_Book/24AmericanCountryDances_1785_Cantelo.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-3106-24AmericanCountryDances_1785_Cantelo.abc 179 ABC music file with the extracted tune(s)
Tune-3106-24AmericanCountryDances_1785_Cantelo.ps 6 PostScript
Tune-3106-24AmericanCountryDances_1785_Cantelo.txt 179 Plain-text file with the extracted tune(s)
Tune-3106-get.log 14061 Log file, useful mostly for debugging
Tune-31061-get.log 8648 Log file, useful mostly for debugging
Tune-31062-get.log 3124 Log file, useful mostly for debugging
Tune-31063-get.log 3124 Log file, useful mostly for debugging
Tune-31064-get.log 7704 Log file, useful mostly for debugging
Tune-31065-get.log 13050 Log file, useful mostly for debugging
Tune-31068-get.log 5721 Log file, useful mostly for debugging
Tune-31069-get.log 4962 Log file, useful mostly for debugging
These files should be available for 24 hours.