How do I install MC-270934 Fix?

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. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does MC-270934 Fix work with?

The listing gives Minecraft 1.20.5, 1.20.6. This is the version stated by the author or source site, not something we verified ourselves.

Home›Java›Datapacks›MC-270934 Fix

DatapacksJava

MC-270934 Fix

Java data pack listed for Minecraft 1.20. Downloads from the MC Java Mods app on Android.

by BoBkiNN · on Modrinth

MC-270934 bug fix. Free Minecraft Java datapack for 1.20.5, 1.20.6.

⬇ Download on Modrinth

Open in MC Java Mods Get it on Google Play →

Fixes MC-270934 1.20.5/6 trial chambers generation warning by replacing wrong jigsaws with tuff bricks

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft versions listed: 1.20.5, 1.20.6
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 — see the MC Java Mods guides for the full walkthrough.

File checked by MCModsHub

Downloads as c6_fix.zip
Download size: 13 KB
Download link checked 24 Oct 2026 — working

These come from our own check of the pack file, not from the source page.

Explore more

All Datapacks for Java All Minecraft Java mods Java mods for 1.20