If you experience OpenGL Error: 1281 (Invalid value) in Minecraft, don’t worry. This is one of the common Minecraft errors and you can get rid of it quite easily.
Why does OpenGL Error 1281 happen? The issue can be caused by graphics settings, shaders, mods, or OptiFine.
How To Fix Minecraft OpenGl Error (OpenGl Error 1281)
Method 1. Disable mods
It’s a common case that players mod Minecraft to get a better gaming experience. But some mods may cause conflicts to your Minecraft. In these circumstances, you’ll need to disable mods for Minecraft to fix the OpenGL Error 1281.
If OpenGL error 1281 stops popping up, then you should find the culprit – mods. You can disable your mods one by one to troubleshoot which mod causes your OpenGL Error 1281. If OpenGL errors still persist, mods aren’t your problem and ensure to re-enable mods later on.
Method 2. Disable all Shaders
Shaders for Minecraft are an add-on for the game which enables you to set different terrains and settings. They are more like mini-mods which change the texture of the game for example, from summer to winter. Since shaders use all the resources of the application, so they may be conflict with other mod modules.
In order to fix the “OpenGL Error 1281” error, we would recommend you disable the existing shaders one by one and check which one solves the error message you are facing.
Method 3. Disable Show GL Errors
There’s an option in your Minecraft game options which enables players to disable showing OpenGL errors. To do that, follow these below steps:
1. In Minecraft, click Options.
2. Navigate to Video Settings > Others….
3. Click “Show GL Errors” and set it to OFF.
4. Save the setting and restart Minecraft.
Try playing Minecraft and see if OpenGL Error 1281 has been resolved.
Method 4. Update OptiFine for Minecraft
OptiFine is a Minecraft optimization tool which enables players to look better in the appearance and run faster in performance. It allows support for shaders, allows users to get an FPS boost etc. If you use OptiFine for Minecraft, OptiFine could be the cause of your OpenGL Error 1281.
Updating OptiFine should be taken into consideration to fix your OpenGL Error 1281. To do so, follow these steps:
1. Visit this page to open OptiFine download center.
2. Download and install the latest version of OptiFine.
3. Restart your computer.
After restarting, re-launch Minecraft and see if it works properly.
Method 5. Update Java in your Windows PC
1. Right-click on This-PC and click Properties.
3. After that, extract the file which you just download to an accessible location. Open the folder and copy the file version folder that you see.
4. Go to the following path:
For 32bit: C:\Program Files (x86)\Java
For 64bit: C:\Program Files\Java
Now paste the file which you copied to the location.
5. Next, open the Minecraft mod manager and click on Edit profile.
6. Now underneath Java settings (Advanced), check the executable option and replace the correct path.
7. Restart your Windows PC and launch Minecraft again. Check if the problem is resolved.
Method 6. Reinstalling Minecraft
If all the above solutions don’t work, you need to reinstall the entire game. There are few methods to do that, but the most effective one is to use an uninstaller software such as Your Uninstaller. Your Uninstaller is a special application that can remove any application, including all its files and registry entries.
After that, visit Minecraft’s official website and download the game again.