If you receive A JavaScript error occurred in the main process, Uncaught Exception message when you try to open apps like Skype, Discord, etc, in Windows 11/10, then ...

How to fix Discord Javascript error? These are the solutions that you can try if get a Discord Javascript error occurred message when launching Discord, or after it crashes. Fix #1: Check for updates.

If you see JavaScript required to sign in error when using OneDrive, Skype, Teams or Office 365 apps, enable JavaScript in Chrome, Firefox, Edge.