«Mixin apply failed» in Minecraft

Mods and crash reports

The mod was unable to integrate into the game code (Mixin), and the game crashed upon launch.

  • Minecraft 26.3
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On page 6 sections

Briefly

The main reason. The rest and what to do - below

The mod is not for this version of the game: the code in which it is embedded has changed.

What it looks like

Mixin […] from phase […] in config […] FAILED during …

This line is printed by a mod downloader (Fabric, Mixin) and not a game, so it's only English. The dots are the names of mods and versions from your log.

Why does he write like that?

  • The mod is not for this version of the game: the code in which it is embedded has changed.
  • Two mods change the same place in the game code.
  • An outdated version of a mod or its dependency.

What to do as a player

  1. After “in config” in the error line there is a Mixin file - at the beginning of it you can see the mod: sodium.mixins.json - this is Sodium.
  2. Update this mod to the version for your version of the game or remove it.
  3. If mods conflict with each other, leave one of them.

Frequently asked questions

What do you mean, "Mixin apply failed" in Minecraft?

The mod was unable to integrate into the game code (Mixin), and the game crashed upon launch.

Why does he write "Mixin apply failed"?

Maud is not for this version of the game: the code he's embedded in has changed. Two mods change the same place in the game code. An outmoded version of the mod or its addiction.

How do you fix "Mixin apply failed"?

After "in config" in the error line, there is a Mixin file -- it starts with a mod: sodium.mixins.json is Sodium. Update this mod to your version of the game or delete it. If mods conflict with each other, leave one of them.

Similar errors

Error texts are from the localization of Minecraft 26.3 word for word; reasons and advice are editorial.