ModsJava
BundleCrash-Patch
BundleCrashPatch is a lightweight anti-exploit plugin for Minecraft servers that prevents server crashing from the bundles packet conflict .
⬇ Download on Modrinth🛡️ BundleCrashPatch - Anti-Bundle Exploit Patch
BundleCrashPatch is a lightweight anti-crash plugin for Minecraft servers that prevents bundle crash by filtering out the bundle packets which causes the error which leads to crash.
this plugin fixes the crash caused by the bundle packet conflict in 1.21.4 in the simplest way possible.
uses protocollib to intercept and sanitize client packets before they can affect server performance or stability.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21, 1.21.1, 1.21.2
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as BundleCrashPatch-1.1.jar — drop this file into the mods folder
- Download size: 9 KB
- Download link checked 24 Aug 2026 — working
These come from our own check of the pack file, not from the source page.