Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/cache/Tune-5613-jig.abc/tmp"

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Coll_45802.log 722220 Log file, useful mostly for debugging
Tune-45802-0238.abc 2515 ABC music file with the extracted tune(s)
Tune-45802-0238.pdf 14277 Portable Data Format
Tune-45802-0238.ps 34882 PostScript
Tune-45802-0238.txt 2515 Plain-text file with the extracted tune(s)
Tune-45802-get.log 39068 Log file, useful mostly for debugging
Tune-45802-tmp.abc 155 ABC music file with the extracted tune(s)
Tune-45802-tmp.txt 155 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.