When i was playing minecraft a played around with redstone blocks and pistons but when i started to use them it turns whit every time i use it and it happens in android me and my brother on xbox splitscreen and my sister on android and she saw the same white thing it happens when i use the piston might be the piston or the redstone block either one please fix it.
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Thank you for your report!
We're actually already tracking this issue at MCPE-66250, so I will resolve and link this ticket as a duplicate.
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