Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book01/JamesJohnson_ScotsMusicalMuseumV4-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7919-JamesJohnson_ScotsMusicalMuseumV4-V2.ps) >>/Users/jc/w/tmp/Tune-7919-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book01/JamesJohnson_ScotsMusicalMuseumV4-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-7919-JamesJohnson_ScotsMusicalMuseumV4-V2.abc 175 ABC music file with the extracted tune(s)
Tune-7919-JamesJohnson_ScotsMusicalMuseumV4-V2.ps 6 PostScript
Tune-7919-JamesJohnson_ScotsMusicalMuseumV4-V2.txt 175 Plain-text file with the extracted tune(s)
Tune-7919-get.log 8634 Log file, useful mostly for debugging
Tune-79190-get.log 5505 Log file, useful mostly for debugging
Tune-79193-get.log 4278 Log file, useful mostly for debugging
Tune-79194-get.log 4511 Log file, useful mostly for debugging
Tune-79198-get.log 3522 Log file, useful mostly for debugging
These files should be available for 24 hours.