Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/MacNab02/proto.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-5490-get.log 3081 Log file, useful mostly for debugging
Tune-5490-proto.abc 146 ABC music file with the extracted tune(s)
Tune-5490-proto.txt 146 Plain-text file with the extracted tune(s)
Tune-54905-get.log 1418 Log file, useful mostly for debugging
These files should be available for 24 hours.