Whenever you break a block above your head, the breaking animation flashes.
Steps to reproduce:
Go into survival mode after creating a world,
Find a tree (or any other two block high space),
Break the block above your head, it should flash.
Expected result:
Breaking animation functions as normal
Actual result:
Breaking animation flashes.
Thank you for your report!
We're tracking this issue in MCPE-85467, so this ticket is being resolved and linked as a duplicate.
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