Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/SleepSoondInDaMoarnin.abc/500"

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Tune-5309-500.abc 157 ABC music file with the extracted tune(s)
Tune-5309-500.txt 157 Plain-text file with the extracted tune(s)
Tune-5309-get.log 6900 Log file, useful mostly for debugging
Tune-53092-get.log 4129 Log file, useful mostly for debugging
Tune-53093-get.log 2892 Log file, useful mostly for debugging
Tune-53096-get.log 21174 Log file, useful mostly for debugging
Tune-53098-get.log 2878 Log file, useful mostly for debugging
These files should be available for 24 hours.