You should not run banshee with sudo permissions, is not needed. Have you tried to remove your ".config/banshee-1" and ".cache/banshee-1" directories from your home and then try banshee again (without sudo)?
You should not run banshee with sudo permissions, is not needed. Have you tried to remove your ".config/banshee-1" and ".cache/banshee-1" directories from your home and then try banshee again (without sudo)?