Mojang Studios is now testing Minecraft: Java Edition 1.19.2 Release Candidate 1, which includes a single fix for a critical Secure Chat issue. If testing goes well, the full hotfix will be ...

Minecraft Error Code 1 in the Java Edition results from various issues like insufficient RAM, corrupted game files, and outdated drivers. Players can fix this error through multiple steps.

Before we get started with the steps, first try and reinstall Minecraft to ensure there are no corrupt files causing issues. Make sure you save your worlds properly so you don't lose any progress.