On The Map Château Guillard in the underground by the Med Pack. It happens 2 me 2 times in a singel game, I was going 2 do my ult as Doomfist adn after 1 or 2 seconds i diede in my ult wile it was down ther.
BTW: I tryed 2 Rekord it but i dont know how it happens sometimes it worked sometimes i died i dont know the Resone 4 it.!