Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1811.abc/JamesJohnson_ScotsMusicalMuseumV5-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6511-JamesJohnson_ScotsMusicalMuseumV5-V1.ps) >>/Users/jc/w/tmp/Tune-6511-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1811.abc/JamesJohnson_ScotsMusicalMuseumV5-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
Coll_65117.log 163616 Log file, useful mostly for debugging
Find_65116.log 1478 Log file, useful mostly for debugging
Tune-6511-JamesJohnson_ScotsMusicalMuseumV5-V1.abc 177 ABC music file with the extracted tune(s)
Tune-6511-JamesJohnson_ScotsMusicalMuseumV5-V1.ps 6 PostScript
Tune-6511-JamesJohnson_ScotsMusicalMuseumV5-V1.txt 177 Plain-text file with the extracted tune(s)
Tune-6511-get.log 4636 Log file, useful mostly for debugging
Tune-65110-get.log 4203 Log file, useful mostly for debugging
Tune-65111-get.log 3176 Log file, useful mostly for debugging
Tune-65112-get.log 1331 Log file, useful mostly for debugging
Tune-65114-get.log 5070 Log file, useful mostly for debugging
Tune-65115-get.log 10009 Log file, useful mostly for debugging
Tune-65116-get.log 3526 Log file, useful mostly for debugging
Tune-65117-get.log 5561 Log file, useful mostly for debugging
Tune-65119-get.log 5105 Log file, useful mostly for debugging
These files should be available for 24 hours.