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criticalCrash ReportsAffects: All versions

How to Fix Crash When Entering the Nether

Fix Crash When Entering the Nether by resetting the DIM-1 folder or fixing corrupted Nether chunks.

Quick Fix

Delete the DIM-1 folder to reset the Nether. All Nether builds will be lost.

Error Message

Exception ticking world DIM-1 / Crash entering Nether portal

How to Fix

1

Backup and delete the DIM-1 folder from the world directory

2

The Nether will fully regenerate

3

If mod-related, update or remove the Nether-modifying mod

4

Try entering from a different portal location

Common Causes

  • Corrupted Nether dimension data
  • Nether portal linking to corrupted chunk
  • Mod changing Nether generation crashing

Diagnostic Steps

  1. Backup the world
  2. Delete world/DIM-1/
  3. Restart
  4. Enter the Nether to regenerate it

FAQ

Can I save part of my Nether?

Use MCA Selector to only delete corrupted region files within DIM-1/region/.

Related Errors

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