Error 404 Not Found Mod (1.20.1, 1.20) – Survive a Living, Hostile Game Glitch
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Error 404 Not Found Mod adds a scary mob that looks like a broken game file. This new creature stalks you, causing strange things to happen in your world. Nearby blocks will lose their textures, and your torches might suddenly go out. The mod also puts mysterious structures in the sky for you to find. Even though it looks like your game is corrupted, this mod is safe and will not harm your world.
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Features:
- Adds a strange, corrupted creature that appears randomly in your world.
- This entity will stalk you, attack you, and can even cause a fake game crash.
- Makes the world look broken with visual glitches and missing textures on blocks.
- The creature can put out your torches, making areas dark and scary.
- You can discover a new area in the sky with a computer to uncover the mod’s story.
- The mod is inspired by scary internet stories and digital horror themes.
Commands:
/RestrictCrashing: Stops the entity from being able to crash your game./AllowCrash: Allows the entity to crash your game (this is the default setting)./resetentitylimit: Use this command if the entity has not spawned for a long time./ChangeCodeManSpawn: Changes the way a special mob called “Codeman” spawns in the world.
How to Use:
- Explore your world and watch for strange things, like blocks with missing textures or torches going out.
- Look for a computer in the sky to progress the mod’s story.
- To make the “Codeman” entity spawn, you must find a CD and insert it into the computer.
- If the main entity doesn’t appear for a long time, use the
/resetentitylimitcommand to help it spawn.
Screenshots:















How to Install:
New to Minecraft? Follow our step-by-step guide to install Mods on your PC.View Guide
Requirements:
Error 404 Not Found Mod Download Links
For Minecraft 1.20.1, 1.20
Forge version: Download from Server 1 – Download from Server 2
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November 4, 2025

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