Java Edition 1.21.11 Release Candidate 2

Minecraft 1.21.11 Release Candidate 2

1.21.11-rc2.jpg: Infobox image for Minecraftversion Minecraft 1.21.11 Release Candidate 2
Java Edition 1.21.11 Release Candidate 2.png: Infobox image for Minecraftversion Minecraft 1.21.11 Release Candidate 2

1.21.11-rc2.jpg: Infobox image for Minecraftversion Minecraft 1.21.11 Release Candidate 2
Java Edition 1.21.11 Release Candidate 2 Unobfuscated.png: Infobox image for Minecraftversion Minecraft 1.21.11 Release Candidate 2

Edition

Java Edition

Release date

December 5, 2025

Type

Release Candidate

Release Candidate for

1.21.11

Downloads

Client
Obfuscated (.json)
Unobfuscated (.zip)[note 1]
Server
Obfuscated
Unobfuscated

Obfuscation maps

Client
Server

Protocol version

 dec: 1073742109
 hex: 4000011D

Data version

4669

Resource pack format

75.0

Data pack format

94.1

Minimum Java version

Java SE 21


1.21.11 Release Candidate 2 (known as 1.21.11-rc2 in the launcher) is the second release candidate for Java Edition 1.21.11, released on December 5, 2025, which fixes a crash.[1]

A separate unobfuscated version of 1.21.11 Release Candidate 2 was released, titled 1.21.11 Release Candidate 2 Unobfuscated (or 1.21.11-rc2_unobfuscated when in the launcher). This is an experimental version released in preparation for obfuscation being removed from Java Edition clients and servers.[2]

Fixes

  • Fixed a crash issue affecting some players.
    • Fixed by adding safety checks for block and chunk positions while generating or loading terrain.[3]

Videos

Video made by Slicedlime:

Notes

  1. ↑ The contents of the ZIP file should be extracted to the File directory.png: Sprite image for directory in Minecraft .minecraft/versions directory in order to install this version.

References

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