Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/air/24CountryDances_1766_various.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4431-24CountryDances_1766_various.ps) >>/Users/jc/w/tmp/Tune-4431-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/air/24CountryDances_1766_various.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_44316.log 904 Log file, useful mostly for debugging
Tune-4431-24CountryDances_1766_various.abc 164 ABC music file with the extracted tune(s)
Tune-4431-24CountryDances_1766_various.ps 6 PostScript
Tune-4431-24CountryDances_1766_various.txt 164 Plain-text file with the extracted tune(s)
Tune-4431-get.log 4434 Log file, useful mostly for debugging
Tune-44311-get.log 4806 Log file, useful mostly for debugging
Tune-44313-get.log 11496 Log file, useful mostly for debugging
Tune-44315-get.log 5172 Log file, useful mostly for debugging
Tune-44318-Hamilton_HUTB2-1846-V1.abc 160 ABC music file with the extracted tune(s)
Tune-44318-Hamilton_HUTB2-1846-V1.ps 6 PostScript
Tune-44318-Hamilton_HUTB2-1846-V1.txt 160 Plain-text file with the extracted tune(s)
Tune-44318-get.log 4251 Log file, useful mostly for debugging
Tune-44319-4231_Banff_Castle-001.svg 31549 Scalable Vector Graphics format
Tune-44319-4231_Banff_Castle.abc 877 ABC music file with the extracted tune(s)
Tune-44319-4231_Banff_Castle.txt 877 Plain-text file with the extracted tune(s)
Tune-44319-get.log 4234 Log file, useful mostly for debugging
These files should be available for 24 hours.