Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/ERM/proto.abc/save"

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Coll_68570.log 445810 Log file, useful mostly for debugging
Tune-68570-get.log 3033 Log file, useful mostly for debugging
Tune-68570-save.abc 146 ABC music file with the extracted tune(s)
Tune-68570-save.txt 146 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.