Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/CR/JohnJohnson_ChoiceCollectionVol8-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9213-JohnJohnson_ChoiceCollectionVol8-V2.ps) >>/Users/jc/w/tmp/Tune-9213-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CR/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
Tune-9213-JohnJohnson_ChoiceCollectionVol8-V2.abc 170 ABC music file with the extracted tune(s)
Tune-9213-JohnJohnson_ChoiceCollectionVol8-V2.ps 6 PostScript
Tune-9213-JohnJohnson_ChoiceCollectionVol8-V2.txt 170 Plain-text file with the extracted tune(s)
Tune-9213-ViolaRuth_AmericanSD.abc 157 ABC music file with the extracted tune(s)
Tune-9213-ViolaRuth_AmericanSD.ps 6 PostScript
Tune-9213-ViolaRuth_AmericanSD.txt 157 Plain-text file with the extracted tune(s)
Tune-9213-get.log 8763 Log file, useful mostly for debugging
Tune-92130-get.log 5156 Log file, useful mostly for debugging
Tune-92133-DanielWright_ECPMH.abc 155 ABC music file with the extracted tune(s)
Tune-92133-DanielWright_ECPMH.ps 6 PostScript
Tune-92133-DanielWright_ECPMH.txt 155 Plain-text file with the extracted tune(s)
Tune-92133-get.log 4276 Log file, useful mostly for debugging
Tune-92135-get.log 4915 Log file, useful mostly for debugging
Tune-92136-get.log 3899 Log file, useful mostly for debugging
Tune-92139-get.log 9334 Log file, useful mostly for debugging
These files should be available for 24 hours.