Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1750/JohnJohnson_ChoiceCollectionVol8-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5191-JohnJohnson_ChoiceCollectionVol8-V2.ps) >>/Users/jc/w/tmp/Tune-5191-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1750/JohnJohnson_ChoiceCollectionVol8-V2.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_5191.log 164917 Log file, useful mostly for debugging
Coll_51917.log 263812 Log file, useful mostly for debugging
Form_51916.log 884 Log file, useful mostly for debugging
Tune-5191-JohnJohnson_ChoiceCollectionVol8-V2.abc 172 ABC music file with the extracted tune(s)
Tune-5191-JohnJohnson_ChoiceCollectionVol8-V2.ps 6 PostScript
Tune-5191-JohnJohnson_ChoiceCollectionVol8-V2.txt 172 Plain-text file with the extracted tune(s)
Tune-5191-get.log 10351 Log file, useful mostly for debugging
Tune-51911-get.log 1421 Log file, useful mostly for debugging
Tune-51912-JamesLeesFavoriteJig.abc 501 ABC music file with the extracted tune(s)
Tune-51912-JamesLeesFavoriteJig.pdf 17577 Portable Data Format
Tune-51912-JamesLeesFavoriteJig.ps 35960 PostScript
Tune-51912-JamesLeesFavoriteJig.txt 501 Plain-text file with the extracted tune(s)
Tune-51912-get.log 5851 Log file, useful mostly for debugging
Tune-51913-get.log 4438 Log file, useful mostly for debugging
Tune-51915-get.log 10002 Log file, useful mostly for debugging
Tune-51918-get.log 12915 Log file, useful mostly for debugging
Tune-51919-get.log 13815 Log file, useful mostly for debugging
These files should be available for 24 hours.