Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Paris_Book/JamesJohnson_ScotsMusicalMuseumV4-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1520-JamesJohnson_ScotsMusicalMuseumV4-V1.ps) >>/Users/jc/w/tmp/Tune-1520-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Paris_Book/JamesJohnson_ScotsMusicalMuseumV4-V1.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-1520-JamesJohnson_ScotsMusicalMuseumV4-V1.abc 179 ABC music file with the extracted tune(s)
Tune-1520-JamesJohnson_ScotsMusicalMuseumV4-V1.ps 6 PostScript
Tune-1520-JamesJohnson_ScotsMusicalMuseumV4-V1.txt 179 Plain-text file with the extracted tune(s)
Tune-1520-get.log 4648 Log file, useful mostly for debugging
Tune-15201-get.log 13803 Log file, useful mostly for debugging
Tune-15202-24CountryDances_1780_Skillern.abc 173 ABC music file with the extracted tune(s)
Tune-15202-24CountryDances_1780_Skillern.pdf 2217 Portable Data Format
Tune-15202-24CountryDances_1780_Skillern.ps 6 PostScript
Tune-15202-24CountryDances_1780_Skillern.txt 173 Plain-text file with the extracted tune(s)
Tune-15202-get.log 10105 Log file, useful mostly for debugging
Tune-15206-get.log 3342 Log file, useful mostly for debugging
Tune-15209-get.log 4753 Log file, useful mostly for debugging
These files should be available for 24 hours.