Mojira Archive
MC-166437

Interaction with multi-blocks in spawn protection creates desync

The bug

Interacting or breaking certain multi-blocks as non-op player in the spawn protection causes desync.

Affected blocks

  • Right-clicking wooden door
  • Breaking double chest
  • Breaking tip or middle piece of
    • Kelp
    • Twisting vines
    • Weeping vines
    • Dripstone
    • Cave vines
  • Breaking piece below top piece of big dripleaf
  • Breaking parts of a redstone wire

Reproduction steps

  1. Start a server
  2. Op any player other than you (from the console) to activate spawn protection
    /op Notch
    
  3. Join the server and try to break or interact with multi-blocks listed above within the spawn protection
    Either the broken block or the other half does not update correctly

Fixed

Marcono1234

2019-11-26, 01:21 AM

2022-07-05, 09:56 PM

2022-07-05, 09:56 PM

5

6

Confirmed

Low

Networking

spawn-protection

1.14.4 - 1.18.21.14.4, 1.15 Pre-Release 2, 1.15.1, 1.15.2 Pre-release 2, 1.15.2, 1.16.3, 20w51a, 21w05a, 21w05b, 21w18a, 21w20a, 1.18.1, 1.18.2

22w11a