Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/gavving-bin/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_90568.log 675412 Log file, useful mostly for debugging
Tune-9056-CDSS_Gems.abc 153 ABC music file with the extracted tune(s)
Tune-9056-CDSS_Gems.txt 153 Plain-text file with the extracted tune(s)
Tune-9056-get.log 3169 Log file, useful mostly for debugging
Tune-90562-get.log 1383 Log file, useful mostly for debugging
Tune-90563-get.log 1294 Log file, useful mostly for debugging
Tune-90569-get.log 1372 Log file, useful mostly for debugging
These files should be available for 24 hours.