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

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_69862.log 300211 Log file, useful mostly for debugging
Tune-6986-dim.abc 140 ABC music file with the extracted tune(s)
Tune-6986-dim.txt 140 Plain-text file with the extracted tune(s)
Tune-6986-get.log 3015 Log file, useful mostly for debugging
Tune-69861-get.log 4574 Log file, useful mostly for debugging
Tune-69865-get.log 5593 Log file, useful mostly for debugging
These files should be available for 24 hours.