If a JavaScript error in the main process occurred in Discord, you won't be able to run the app, so you should use our recommendations.

How to fix the ‘A JavaScript Error Occurred in the Main Process’ Error in Discord? Above, we have listed all the useful methods along with the steps involved in them.

We show you how to fix 'A fatal Javascript error occurred' issue while running or installing Discord on your Windows 11/10 PC.

A JavaScript error occurred in the main process. TypeError: this.notification.show is not a function #974 ...

Here's a guide that helps you fix Fatal Javascript Error Occurred issue in Discord. Also find out how to whitelist setup files in antivirus.

Upon pressing "OK" nothing happens, however the process remains open until terminated via taskmgr, which doesn't help. I also tried reinstalling the app - no luck.

If you're facing A fatal Javascript error occurred on Discord, check our step-by-step guide and restore the app to normal functionality.

If Discord is fully updated but you continue to receive the JavaScript error occurred message, the next thing that you can do is to close the app and its related processes via Task Manager.