When a piston with slime blocks pushes a boat, it seems that the position of the boat is slightly desynchronized between the client and the server.
As you can see in the video :
The boat moves up and down without ever touching the piston
The boat is not rendered where it breaks
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Can confirm.
[Mod] Jingy
Thank you for your report!
We're tracking this issue in MC-108948, so this ticket is being resolved and linked as a duplicate.
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