Logitech Harmony 890 LCD Remote Control "missing license" Questions

...missing license and then it goes to a screen that says it needs to add an rv or something and it freezes. it does this even after i take the battery out. how do i fix this? You will have to contact ...

...missing license and then it goes to a screen that says it needs to add an rv or something and it freezes. it does this even after i take the battery out. how do i fix this? when all else fails, hold ...