Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/NS_Anniv50/24AmericanCountryDances_1785_Cantelo.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2563-24AmericanCountryDances_1785_Cantelo.ps) >>/Users/jc/w/tmp/Tune-2563-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/NS_Anniv50/24AmericanCountryDances_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-2563-24AmericanCountryDances_1785_Cantelo.abc 179 ABC music file with the extracted tune(s)
Tune-2563-24AmericanCountryDances_1785_Cantelo.ps 6 PostScript
Tune-2563-24AmericanCountryDances_1785_Cantelo.txt 179 Plain-text file with the extracted tune(s)
Tune-2563-get.log 4648 Log file, useful mostly for debugging
Tune-25633-Gow-CSR1-abc2.abc 148 ABC music file with the extracted tune(s)
Tune-25633-Gow-CSR1-abc2.ps 6 PostScript
Tune-25633-Gow-CSR1-abc2.txt 148 Plain-text file with the extracted tune(s)
Tune-25633-get.log 4038 Log file, useful mostly for debugging
Tune-25634-get.log 4915 Log file, useful mostly for debugging
Tune-25635-get.log 3404 Log file, useful mostly for debugging
Tune-25636-get.log 4668 Log file, useful mostly for debugging
Tune-25637-get.log 5324 Log file, useful mostly for debugging
Tune-25638-get.log 4213 Log file, useful mostly for debugging
These files should be available for 24 hours.