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How to install "CrashExploitFixer"

A port of Papers Improve-tag-parser-handling patch, to fix a server crash exploit.

Author

drexhd

Downloads

20.3M

Last Updated

May 10, 2026

Mod Loaders

NeoForge Forge Fabric Quilt

Minecraft Versions

26.1.2 1.21.11 1.20.6 1.19.4 1.18.2 1.17.1
Performance Bug Fixes

Quick Install ID

#crashexploitfixer

Install CrashExploitFixer in GDLauncher

CrashExploitFixer runs on NeoForge, Forge, Fabric, Quilt. Pick whichever your existing instance uses, or create a new one. GDLauncher installs the correct loader automatically.

Install on NeoForge

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the NeoForge loader and a Minecraft version that CrashExploitFixer supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #crashexploitfixer, find CrashExploitFixer in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Install on Forge

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Forge loader and a Minecraft version that CrashExploitFixer supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #crashexploitfixer, find CrashExploitFixer in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Install on Fabric

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Fabric loader and a Minecraft version that CrashExploitFixer supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #crashexploitfixer, find CrashExploitFixer in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Install on Quilt

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Quilt loader and a Minecraft version that CrashExploitFixer supports (26.1.2, 1.21.11, 1.20.6 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #crashexploitfixer, find CrashExploitFixer in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Before you install

Make sure your Minecraft version matches what CrashExploitFixer supports. As of the latest release, 26.1.2, 1.21.11, 1.20.6 are supported. CrashExploitFixer supports multiple loaders (NeoForge, Forge, Fabric, Quilt); pick whichever matches your other mods. GDLauncher checks compatibility for you and won't install something incompatible with the instance you've chosen.

Frequently Asked Questions

Is CrashExploitFixer free?

Yes. CrashExploitFixer is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does CrashExploitFixer support?

CrashExploitFixer supports Minecraft 26.1.2, 1.21.11, 1.20.6, 1.19.4, 1.18.2, 1.17.1. GDLauncher will automatically pick a compatible version when you install it.

Does CrashExploitFixer require Forge or Fabric?

CrashExploitFixer supports NeoForge, Forge, Fabric, Quilt. Pick the loader that matches your other mods, or let GDLauncher set up a fresh instance for you.

How do I install CrashExploitFixer?

Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #crashexploitfixer. GDLauncher handles dependencies and the right Minecraft version automatically.

Who made CrashExploitFixer?

CrashExploitFixer is made by drexhd. The full project lives on CurseForge (https://www.curseforge.com/minecraft/mc-mods/crashexploitfixer).

Need help?

Read our troubleshooting guide, check the guides section, or join the GDLauncher Discord community.

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