How to fix a JNI error that occurred in Minecraft


The Minecraft 21W19A version update prevented players from opening the game with a JNI error. Older installations or corrupted files in broken path variables can cause this problem to appear on your computer. How to fix a “JNI error has occurred” in Minecraft.

How to fix a JNI error that occurred in Minecraft

An old version of Java can be the reason the JNI error occurred at Minecraft. To fix this problem, you need to install the latest JDK (Java Development Kit). However, if the problem persists, there is a possible solution to fix this problem as well. Here is a step-by-step guide to fix the JNI error:

  1. Visit the official Java website and check for the latest version.

    Visit the Oracle website and download the latest Java installer to your computer. Make sure you install the correct version for your system (Linux, Mac or Windows).

    Java Installer for Windows
  2. Install Java.

    After downloading the latest Java installer, continue to click the Next buttons in the installation wizard.

    Install the latest Java version
  3. Start Minecraft.

    After you have successfully installed the latest Java version on your computer, it’s time to check if the problem still occurs. Open Minecraft and see if the JNI error occurs.

    Minecraft loading
  4. Open your Run dialog box.

    If the JNI error window is still there, your Java path variable may be corrupt or broken. For Windows users, open the Run dialog box either by searching for it in your Start menu or by pressing the Window and R keys at the same time.
    Mac users need to access their Terminal by searching for it on the LaunchPad or the search icon in the top right of the screen.

  5. type’sysdm.cpl‘ and press ‘Enter’.

    This step will launch your system properties to find the corrupted file.

  6. Go to the Advanced tab and click Environment Variables.
  7. In the System Variables section, click and edit Path.

    Browse the System Variables section under the Environment Variables tab and click Path. You must edit this to delete the corrupted file.

    path file
  8. Delete the Java file.

    Locate the Java file with the corrupted Oracle file and delete it.

    Delete the corrupted file
  9. Restart your PC and open Minecraft.

    After the corrupted file is gone, restart your computer and open Minecraft to see if the problem persists.

If none of these methods work, you can visit Mojang Studios Bug Trouble Solution website. You can also copy and paste the latest version file into the older one and see if that fixes the problem.

Now that you know how to fix ‘JNI error has occurred’ in Minecraft, hopefully the problem is now solved with this guide. If you need help with other Minecraft issues or want to learn more about the content, check out the appropriate links below and stay up to date with the latest Twinfinite news and updates. How to fix a JNI error that occurred in Minecraft

Jaclyn Diaz

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