Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1760/24CountryDances_1766_various.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8444-24CountryDances_1766_various.ps) >>/Users/jc/w/tmp/Tune-8444-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1760/24CountryDances_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_84449.log 973 Log file, useful mostly for debugging
Tune-8444-24CountryDances_1766_various.abc 165 ABC music file with the extracted tune(s)
Tune-8444-24CountryDances_1766_various.ps 6 PostScript
Tune-8444-24CountryDances_1766_various.txt 165 Plain-text file with the extracted tune(s)
Tune-8444-get.log 4442 Log file, useful mostly for debugging
Tune-84441-121_Rosalind.abc 900 ABC music file with the extracted tune(s)
Tune-84441-121_Rosalind.pdf 13925 Portable Data Format
Tune-84441-121_Rosalind.ps 34002 PostScript
Tune-84441-121_Rosalind.txt 900 Plain-text file with the extracted tune(s)
Tune-84441-get.log 5364 Log file, useful mostly for debugging
Tune-84447-get.log 1372 Log file, useful mostly for debugging
Tune-84448-get.log 3103 Log file, useful mostly for debugging
These files should be available for 24 hours.