Ensure you are using a Meteor Client Dev Build compatible with 1.21.1. Stable releases often lag behind Minecraft's minor updates.
What does your launcher show?
Identify the branch or version tagging target compatibility with the 1.21 platform ecosystem. meteor rejects addon 1211 work
Conflicts between mods can cause strange behavior. To rule this out:
(Optional) If you plan to use auto-pathfinding features, ensure your version contains the integrated Baritone element or match it with a compatible standalone Baritone Fabric build. Phase 3: Matrix for Troubleshooting Failures Ensure you are using a Meteor Client Dev
: There are occasional conflicts with other addons, such as the Infinity Mine module. Community Perspectives
The addon is widely considered a "must-have" for users of the Meteor Client. It serves as a repository for features that were either rejected from the main Meteor Client, removed during updates, or ported from other clients. Key Features and Performance Identify the branch or version tagging target compatibility
: Update your API file via Modrinth Fabric API to match the 1.21.11 lifecycle.
:
Do not use outdated versions designed for older patches like 1.21.1 or 1.21.8, as they cause immediate Fabric initialization crashes. Access the official AntiCope Meteor Rejects Releases page and download the ( meteor-rejects-addon-0.3.jar or later). 2. Align Your Core Prerequisites