Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book28/CharlesZeuner_TremontQuadrilles2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-21346-CharlesZeuner_TremontQuadrilles2.ps) >>/Users/jc/w/tmp/Tune-21346-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book28/CharlesZeuner_TremontQuadrilles2.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-21346-CharlesZeuner_TremontQuadrilles2.abc 171 ABC music file with the extracted tune(s)
Tune-21346-CharlesZeuner_TremontQuadrilles2.ps 6 PostScript
Tune-21346-CharlesZeuner_TremontQuadrilles2.txt 171 Plain-text file with the extracted tune(s)
Tune-21346-GoldenBookOfFavoriteSongs2.abc 41079 ABC music file with the extracted tune(s)
Tune-21346-GoldenBookOfFavoriteSongs2.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-21346-GoldenBookOfFavoriteSongs2.ps 254954 PostScript
Tune-21346-GoldenBookOfFavoriteSongs2.txt 41079 Plain-text file with the extracted tune(s)
Tune-21346-get.log 29853 Log file, useful mostly for debugging
These files should be available for 24 hours.