Please can you try to run this:
$ cd ~/.config/banshee-1 $ sqlite3 banshee.db ".dump" > dump $ mv banshee.db banshee.db.backup $ cat dump | sqlite3 banshee.db
and then start Banshee again
Please can you try to run this:
$ cd ~/.config/banshee-1
$ sqlite3 banshee.db ".dump" > dump
$ mv banshee.db banshee.db.backup
$ cat dump | sqlite3 banshee.db
and then start Banshee again