Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1776/Gow-CSR-abc2.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_45880.log 560480 Log file, useful mostly for debugging
Find_4588.log 1485 Log file, useful mostly for debugging
Tune-4588-Gow-CSR-abc2.abc 149 ABC music file with the extracted tune(s)
Tune-4588-Gow-CSR-abc2.txt 149 Plain-text file with the extracted tune(s)
Tune-4588-get.log 3181 Log file, useful mostly for debugging
Tune-45886-get.log 4260 Log file, useful mostly for debugging
Tune-45889-get.log 4123 Log file, useful mostly for debugging
These files should be available for 24 hours.