Minecraft updates frequently, and each update breaks, changes, or updates how mods interact with the game engine. introduced critical performance fixes and changes to internal code.

: The game loads but closes instantly when the main menu initialization triggers.

If a clean install doesn't work, a mod conflict is likely.

module has been reported as not working or not supporting version 1.21. Extra Elytra: Extra Elytra trigger has been noted as non-functional in recent builds. Module Conflicts: There are known conflicts between certain modules, such as Infinity Mine and others. Troubleshooting Steps Check Loader: Ensure you are using the correct Fabric Loader version, as it is required for both Meteor and its addons. Clear Mods Folder: Remove all other mods except Meteor Client Meteor Rejects Fabric API to rule out third-party conflicts. Update Rejects: GitHub Releases

Ensure you install the matching Fabric API jar file into your .minecraft/mods folder. 2. Get the Correct Meteor Client Build

Meteor caches Cordova plugins in .meteor/local/cordova-build . If a plugin installation was interrupted, leftover files can cause rejection.

Corrupted caches are a leading cause. Run these commands in order:

If you are a mobile developer working with the and Cordova , you may have encountered a cryptic and frustrating error message during the build process: "meteor rejects addon 1211 work" .

If you see a "Fabric Loader" error upon launch, it usually means your Meteor .jar is meant for 1.21.0 while you are trying to run 1.21.1. Always check the GitHub Issues for the latest community-reported bugs.

Automatically attempts to rejoin the server after a crash or kick. BoatFly: Gives you flight capabilities while in a boat.

Install the latest stable version of the directly to that instance. 2. Match the Meteor Client Build

This means Fabric has detected that Meteor Rejects is asking for a version of Meteor Client you don't have. Update both simultaneously.

Ensure Meteor Client and Meteor Rejects are both for 1.21.1.

: Server-side AntiCheat interventions or out-of-sync Fabric API permissions.

team and supports the latest versions of Minecraft, including 🛠️ Core Purpose and Compatibility