Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Tunes/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
Coll_19659.log 108566 Log file, useful mostly for debugging
Form_19653.log 986 Log file, useful mostly for debugging
Form_19657.log 844 Log file, useful mostly for debugging
Tune-1965-CDSS_Gems.abc 147 ABC music file with the extracted tune(s)
Tune-1965-CDSS_Gems.txt 147 Plain-text file with the extracted tune(s)
Tune-1965-get.log 38093 Log file, useful mostly for debugging
Tune-19650-get.log 7893 Log file, useful mostly for debugging
Tune-19653-get.log 4159 Log file, useful mostly for debugging
Tune-19656-Urbani_Liston_1800.abc 155 ABC music file with the extracted tune(s)
Tune-19656-Urbani_Liston_1800.ps 6 PostScript
Tune-19656-Urbani_Liston_1800.txt 155 Plain-text file with the extracted tune(s)
Tune-19656-get.log 9035 Log file, useful mostly for debugging
Tune-19658-get.log 4398 Log file, useful mostly for debugging
These files should be available for 24 hours.