minecraft texture pack not deactivated on xbox keeps showing up.

Minecraft texture pack not deactivated xbox realm. the purebdcraft PE texture pack keeps showing up in my city texture pack and i never had this texture pack plus its PE im on xbox one realm. someone help its been doing this afther the 1.13.0 update on xbox one. how do i remove this i already uninstalled the game and it keeps coming back. after i join the realm. i want my City Texture pack on working right. Im the realm owner its my realm.