Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/TremontQuadrilles/MoF.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7872-MoF.ps) >>/Users/jc/w/tmp/Tune-7872-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/TremontQuadrilles/MoF.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-7872-MoF.abc 153 ABC music file with the extracted tune(s)
Tune-7872-MoF.ps 6 PostScript
Tune-7872-MoF.txt 153 Plain-text file with the extracted tune(s)
Tune-7872-get.log 5447 Log file, useful mostly for debugging
Tune-78722-get.log 12270 Log file, useful mostly for debugging
Tune-78722-lesnoto.abc 161 ABC music file with the extracted tune(s)
Tune-78722-lesnoto.txt 161 Plain-text file with the extracted tune(s)
Tune-78724-get.log 3886 Log file, useful mostly for debugging
Tune-78725-24CountryDances_1770_Longman.abc 164 ABC music file with the extracted tune(s)
Tune-78725-24CountryDances_1770_Longman.ps 6 PostScript
Tune-78725-24CountryDances_1770_Longman.txt 164 Plain-text file with the extracted tune(s)
Tune-78725-get.log 4361 Log file, useful mostly for debugging
Tune-78729-get.log 4932 Log file, useful mostly for debugging
These files should be available for 24 hours.