If you have an out-of-date, corrupted, or faulty graphics driver on your PC, it can cause lag issues in the Fallout 4 game. Hence, if the scenario applies, you can try updating your graphics card ...

This bug seems to affect users on the PS4, Xbox One, and PC versions of the game. Hopefully Bethesda will be able to fix this with a patch, but until then, we recommend you stay clear of Mosignor ...