Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/JamesOswald/CPC/20652_Matthew_Briggs.abc/all"

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Coll_68557.log 249207 Log file, useful mostly for debugging
Tune-68557-all.abc 172 ABC music file with the extracted tune(s)
Tune-68557-all.txt 172 Plain-text file with the extracted tune(s)
Tune-68557-get.log 3179 Log file, useful mostly for debugging
These files should be available for 24 hours.