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criticalLauncher ErrorsAffects: All versions

How to Fix Exit Code 1 Crash

Fix Exit Code 1 by reading the crash report or output log to identify and fix the specific Java error.

Quick Fix

Check the crash report in crash-reports/ or the game output log for the specific Java error.

Error Message

Game ended with exit code: 1

How to Fix

1

Read the crash report or output log for the specific error

2

Update Java to the required version

3

Remove mods and test vanilla

4

Delete the version folder and re-download

5

Reset the launcher profile

Common Causes

  • Java error during game startup
  • Incompatible mod or corrupted game file
  • Wrong Java version
  • Missing library files

Diagnostic Steps

  1. Check crash-reports/ for the latest report
  2. If no crash report, enable game output log
  3. Find the error message
  4. Fix the specific issue

FAQ

What does exit code 1 mean?

It means Java encountered an error and terminated. The actual error is in the crash report or output log.

Related Errors

How to Fix Minecraft Not Launching / Nothing Happens

Game output: Process exited with code 1 / Game crashed before starting

How to Fix Exit Code -1 Crash

Game ended with exit code: -1

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