I had a similar issues on BSD and STTNG. Hitting 1 switch activates others in that row. Trace the switches in that row and look for a loose wire.
Check out these 2 threads and see if that looks familiar
My switch issue on my STTNG
https://pinside.com/pinball/forum/topic/sttng-switch-issue
Also a switch issue on my BSD
https://pinside.com/pinball/forum/topic/bsd-strange-switch-issue