Platform: PS4
Steps To Reproduce: I went into fort tosberga and went into some of the rooms (same as @fire99), but I have had this happen to me before earlier in the game (can not remember the location)
Images / Videos: https://www.youtube.com/watch?v=PPGYdfdqkTI&feature=youtu.be (video from @fire99 but the exact same thing is happening)
Host or Client: this was in singleplayer but I have had this in multiplayer as well
Players in your game: 1
Specifications: