Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/JamesOswald/CPC/scord11.abc/proto"

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 ]
filesizedescription
Form_55274.log 1200 Log file, useful mostly for debugging
Tune-5527-get.log 3129 Log file, useful mostly for debugging
Tune-5527-proto.abc 161 ABC music file with the extracted tune(s)
Tune-5527-proto.txt 161 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.