Bug with the ship's crew (Assassin's Creed: Valhalla)

After completing the chain of revenge berserk and joining the crew of the ship Bjorn began to bitter problems: this comrade constantly flies from the slot of the soldiers in the menu of the ship. In addition, at some point it simply becomes impossible to add to the team at all. Meeting him in the barracks in the hiring menu is the actual hiring button generally gray and inactive. At the same time, the created Yomsviking acquires over his head a nail badge, which is visible in ANY PART WORLD. Who can help solve this situation?