criticalLauncher ErrorsAffects: All versions
How to Fix Minecraft Not Launching / Nothing Happens
Fix Minecraft Not Launching by re-downloading game files, updating Java and graphics drivers, and checking the output log.
Quick Fix
Delete the version folder in .minecraft/versions/ and let the launcher re-download it. Update Java and graphics drivers.
Error Message
Game output: Process exited with code 1 / Game crashed before startingHow to Fix
1
Delete the version folder and re-download via launcher
2
Update Java to version 21
3
Update graphics drivers
4
Add Minecraft to antivirus exclusions
5
Run the launcher as administrator
6
Check game output log for specific errors
Common Causes
- Java not installed or wrong version
- Corrupted game files
- Graphics driver issues
- Antivirus blocking the game
- Insufficient system requirements
Diagnostic Steps
- Enable 'Game Output' in launcher settings
- Try launching and read the output log
- Check for Java errors, missing files, or graphics issues
- Fix the specific error shown
FAQ
How do I see why Minecraft is not launching?
In the official launcher, go to Settings and enable 'Open output log when the game starts'. It shows what went wrong.