On server (Nethergames.org) And Lifeboat,When we place a block too fast, it Disappears and damages the fast bridge

Thank you for your report!
However, this issue is Invalid.

Unfortunately we don't accept issues related to External Servers here on the bug tracker, but please add more details if you think this also affects multiplayer over Realms, LAN, or XBL.

I'd suggest contacting the server owner directly or seeking help on the Minecraft forums.

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