Quoted from FalconPunch:Not sure if this bug has been reported. Or if it's maybe a hardware issu... But I've never had this happen before. First time filming some play on stle. Klingon multiball ends when shield switches are hit.
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It's more likely a trough problem where the game thinks a ball is there that isn't. Have you tried reseating the trough connectors? (With the machine off.)