Mojira Archive
MC-216363

Crash upon replacing soul sand or magma with the other under a tall bubble column using /setblock

The bug

The server crashes upon replacing soul sand with a magma block or replacing a magma block with soul sand under a tall bubble column (tested with 2032 block tall water).

Discovered while testing the fix of MC-214082.

A crash report is attached, as well as the world generation settings file used to create the world.

How to reproduce

World setup
  1. Select Singleplayer → Create New World
  2. Set your Game Mode to Creative, and make sure cheats are allowed
  3. Select More World Options... → Import Settings, and import the 216363.json file
  4. Select Create New World
The bug
  1. Run the command:
    /fill ~ 1 ~ ~ 2031 ~ water
  2. Run the command:
    /setblock ~ 0 ~ soul_sand
  3. Run the command:
    /setblock ~ 0 ~ magma_block

    Crash

Fixed

[Mod] markderickson

[Mojang] Panda

2021-02-20, 11:21 PM

2021-03-10, 02:51 PM

2021-03-10, 02:51 PM

2

2

Confirmed

Very Important

Block states, Crash

21w07a, 21w08b

21w10a