Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1772/JohnJohnson_ChoiceCollectionVol8-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4582-JohnJohnson_ChoiceCollectionVol8-V1.ps) >>/Users/jc/w/tmp/Tune-4582-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1772/JohnJohnson_ChoiceCollectionVol8-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-4582-JohnJohnson_ChoiceCollectionVol8-V1.abc 172 ABC music file with the extracted tune(s)
Tune-4582-JohnJohnson_ChoiceCollectionVol8-V1.ps 6 PostScript
Tune-4582-JohnJohnson_ChoiceCollectionVol8-V1.txt 172 Plain-text file with the extracted tune(s)
Tune-4582-get.log 7807 Log file, useful mostly for debugging
Tune-45820-get.log 10850 Log file, useful mostly for debugging
Tune-45823-SCD_RoyGoldring_14SocialDancesFor2000.abc 173 ABC music file with the extracted tune(s)
Tune-45823-SCD_RoyGoldring_14SocialDancesFor2000.ps 6 PostScript
Tune-45823-SCD_RoyGoldring_14SocialDancesFor2000.txt 173 Plain-text file with the extracted tune(s)
Tune-45823-get.log 9818 Log file, useful mostly for debugging
Tune-45824-get.log 3196 Log file, useful mostly for debugging
Tune-45825-get.log 4326 Log file, useful mostly for debugging
Tune-45828-get.log 3694 Log file, useful mostly for debugging
These files should be available for 24 hours.