pinside

chubtoad13 on "The Walking Dead Code Update 1.60"

Thursday 28 December 2017 at 22:12

That sounds like you probably need a very minor adjustment/cleaning in the opto switch. Maybe it doesn’t get depressed enough to make the switch if the ball goes over it really fast.

Source: http://pinside.com/pinball/forum/topic/the-walking-dead-code-update-160/page/6#post-4146592