Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1799/CDSS_Gems.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Form_38829.log 1036 Log file, useful mostly for debugging
Tune-3882-CDSS_Gems.abc 146 ABC music file with the extracted tune(s)
Tune-3882-CDSS_Gems.txt 146 Plain-text file with the extracted tune(s)
Tune-3882-get.log 7326 Log file, useful mostly for debugging
Tune-38820-get.log 4897 Log file, useful mostly for debugging
Tune-38823-get.log 2830 Log file, useful mostly for debugging
Tune-38826-Button_Whitaker_12ElegantNewDances_1810.abc 176 ABC music file with the extracted tune(s)
Tune-38826-Button_Whitaker_12ElegantNewDances_1810.ps 6 PostScript
Tune-38826-Button_Whitaker_12ElegantNewDances_1810.txt 176 Plain-text file with the extracted tune(s)
Tune-38826-get.log 4602 Log file, useful mostly for debugging
Tune-38827-get.log 5788 Log file, useful mostly for debugging
Tune-38828-get.log 3980 Log file, useful mostly for debugging
These files should be available for 24 hours.