A Jni Error Has Occurred Please Check Your Installation and Try Again Data Loader

Some Minecraft users are seeing an fault whenever they attempt to launch the customer (the game) or the server (.jar). The error message that comes up is: "A JNI error has occurred, please check your installation and try once more". This problem is mostly reported to occur with version Minecraft version 21w19a and newer and it'south confirmed to appear on Windows 7, Windows viii.1, Windows 10, and Windows 11.

Every bit it turns out, in that location are multiple causes that might trigger this error when certain users attempt to launch Minecraft and almost each of them is related to the Coffee installation.

Run across more: A jni error has occurred minecraft

Here's a list of possible culprits that are well-nigh likely responsible for causing the "A JNI error has occurred, delight check your installation and try once more":

Install the latest Coffee JDK version

In most documented cases, this particular mistake happens when you lot effort to launch Minecraft or a Minecraft server on a PC that doesn't have Java 16 or newer installed. Keep in mind that starting with Minecraft build 21w19, you lot volition demand to have Java's 16 JDK version installed on your PC, otherwise, the game will non launch.

Mayhap y'all are interested: What will the next update of Minecraft be about?

To fix this outcome, you will simply need to update your electric current Java JDK to the about recent version bachelor using the official channels.

If you're looking for step by pace instructions on how to practise this, follow the guide below:

Ensure that the Minecraft launcher (Tlauncher or any other) is completely closed earlier moving to the next stride below.
Open your default browser and visit the download page of the Java 15 Evolution kit.
Once you're inside, make sure the Windows tab is selected, then coil all the way downwardly to the Windows x64 Compressed annal and click on the acquaintance Download hyperlink.

Downloading the x65 compressed archive of the Java sixteen JDK
At the confirmation prompt, bank check the box associated with I reviewed and accept the Oracle Technology Network License Agreement for Oracle Coffee SE, then click on the Download button below.
Wait until the download is complete, then unpack the zip archive with WinZip, WinRar, 7Zip or the built-in equivalent and wait for the performance to consummate.

Unzip the Coffee JDK
Once the extraction process is complete, navigate to the location where you lot extracted the JDK and re-create it on your clipboard past correct-clicking on it and choosing Re-create from the context menu.
Next, utilise File Explorer (My Estimator) to navigate to the following location and paste the JDK 16 binder that y'all previously copied:C:Programme FilesJava
Wait until the copying operation is complete, and then close the window and double-click on your Minecraft launcher again (TLauncher or other).
Once you're inside the launcher, click on the settings icon, and so click on Settings from the context carte.

Accessing the Settings menu of the Minecraft launcher
Within the Settings carte, ensure that the Minecraft Settings is selected at the summit, and so click the Browse button associated with Java path.
Next, use the scan window to navigate to the post-obit location:C:Program FilesJavajdk-16.0.2bin
In one case within, make certain that nftgamef.com is selected before clicking the Open button.
Finally, click on the Save push button to successfully save the coffee path in your Minecraft launcher.
Launch the game usually and you should come across the issue fixed.

If the trouble is withal not resolved, move down to the side by side potential set below.

Remove the cleaved System Path variable for Java

If the first method was not constructive in your instance, the next affair you should investigate is a potentially broken organization variable used by Coffee.

A broken variable can be the determining factor in 'tricking' your Minecraft launcher into believing that the Java JDK requirement for the game is not installed when it actually is.

Most read: Minecraft seeds: the near amazing seeds for Minecraft worlds in 1.18

In this case, you lot tin can get the outcome resolved by accessing the System Backdrop screen and modifying the Environment variables in a way that the Java PATH environment is removed.

This fix has been confirmed to be effective for a lot of Minecraft users that we're encountering the "A JNI error has occurred, please cheque your installation and try again" when attempting to launch the game from a defended launcher.

Follow the instructions beneath for a pace-past-stride guide that volition guide you through the process of removing the corrupted Java JDK path variable:

Note: The instructions below should work on every recent Windows version including Windows 7, Windows 8.one, Windows ten, and Windows xi.

Press Windows fundamental + R to open up a Run dialog box. Next, type 'sysdm.cpl' inside the text box and press Enter to open upwardly the System Backdrop window.

Open upwardly the System Properties window

Annotation: If you are prompted by the User Business relationship Control prompt, click Aye to grant admin access.

Maybe y'all are interested: How To Get Invisible Item Frames Boulder Recipes
Once you're finally within the System Properties window, click on the Advanced tab, and then click on Environment variables (under Startup and Recovery).

Open up up System Variables menu
Once you're inside the System Variables window, go to System Variables, and then choose Path and click on Edit.

Editing the path variable
Side by side, once you lot're inside the Edit environment variable window, go alee and await for an environment variable that mentions java.
Once you spot the culprit, click on it once to select it, then click Delete to get rid of it.

Deleting the java surroundings variable
Once the problematic environment variable has been deleted, reboot your PC, so start Minecraft once again and run across if the "A JNI error has occurred, please cheque your installation and endeavor once more" result is at present fixed.