Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/CPC/Kerr_MM3-V1.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-4579-Kerr_MM3-V1.abc 147 ABC music file with the extracted tune(s)
Tune-4579-Kerr_MM3-V1.txt 147 Plain-text file with the extracted tune(s)
Tune-4579-get.log 3157 Log file, useful mostly for debugging
Tune-45790-get.log 4348 Log file, useful mostly for debugging
Tune-45791-get.log 4903 Log file, useful mostly for debugging
Tune-45792-get.log 3252 Log file, useful mostly for debugging
Tune-45793-get.log 3959 Log file, useful mostly for debugging
Tune-45795-get.log 6326 Log file, useful mostly for debugging
Tune-45797-get.log 3072 Log file, useful mostly for debugging
Tune-45798-get.log 4165 Log file, useful mostly for debugging
These files should be available for 24 hours.