Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/ONeills/Rare_Small/0079_Allemande.abc/book0"

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Coll_5183.log 268876 Log file, useful mostly for debugging
Coll_51836.log 581307 Log file, useful mostly for debugging
Form_51838.log 844 Log file, useful mostly for debugging
Tune-5183-book0.abc 171 ABC music file with the extracted tune(s)
Tune-5183-book0.txt 171 Plain-text file with the extracted tune(s)
Tune-5183-get.log 12796 Log file, useful mostly for debugging
Tune-51832-George_Meikle.abc 147 ABC music file with the extracted tune(s)
Tune-51832-George_Meikle.txt 147 Plain-text file with the extracted tune(s)
Tune-51832-get.log 3224 Log file, useful mostly for debugging
Tune-51837-get.log 5804 Log file, useful mostly for debugging
These files should be available for 24 hours.