How to Fix Discord Fatal JavaScript Error in Windows

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A dynamic computer programming language is called JavaScript. Its implementations enable client-side script to interact with users and create dynamic pages, and it is most frequently used as a component of web pages. It is an object-oriented programming language that may be interpreted.

LiveScript was the original name of JavaScript, but Netscape changed it to JavaScript, maybe in response to the buzz that Java was causing. LiveScript, the predecessor to JavaScript, had its debut in Netscape 2.0 in 1995. Netscape, Internet Explorer, and other web browsers all contain the general-purpose language’s core. Discord is already among the most widely used communication tools online, yet it still has faults and flaws.

The service has a lot of issues, particularly with its desktop client, which keeps consumers from using it frequently. Even while the platform receives fresh upgrades virtually every day, there are still some things you need to take care of on your own. One such problem is the javascript error, which is a fatal error and causes the apps to instantly crash. On Discord, the fatal javascript issue typically shows when you are launching the programme.

Ways to Fix Discord Fatal JavaScript Error in Windows

Clear the Discord AppData folder

1. Open Task Manager and make sure that no process related to Discord is running in the background.
2. Then bring up the Run dialog box by pressing the Win+R key combination.
3. Now type %appdata% in the Open box and press Enter to open the AppData folder in your file explorer.
4. Now locate the Discord folder and right-click on it.
5. Then press the Delete option to delete the folder.
6. Finally, try restarting the Discord app to see if the error is fixed or not

Reinstall Discord

1. Open Apps & Features to access the uninstall tool.
2. Click the menu button on the right side of the Discord app listed in Apps & Features and select Uninstall.
3. Then select Uninstall when prompted to confirm the app removal.
4. Delete the leftover subfolders containing Discord app data as described for the third solution.
5. Restart your Windows PC before reinstalling the Discord software.
6. Open the download page for Discord.
7. Click Download for Windows to launch the Discord setup wizard.
8. Then double-click DiscordSet.exe in the file where your browser downloaded the software.
9. Go through the Discord installation wizard to reinstall the software.

Uninstall BetterDiscord

1. Open this Discord Enhancement Project page.
2. Click the Download v1.5.3 button.
3. Open File Explorer to go to the directory where your browser downloads files.
4. Double-click the BetterDiscord-Windows.exe file.
5. Then select the I accept the license agreement option and click the Next button.
6. Select the Uninstall BetterDiscord option and click Next again.
7. Select a Discord version.
8. Click Uninstall to finish

Delete Discord’s Data Folders

1. Start the Task Manager, which has the key combination Ctrl + Shift + Enter.
2. Click Processes if this tab does not open with Task Manager.
3. Then search for all Discord-related processes.
4. End all Discord-related processes by selecting them and clicking the End Task option.
5. Open Windows Explorer by pressing Win + E.
6. Type %appdata% in the Explorer address bar and press the Return key.
7. Then select the Discord data folder and click the Delete Explorer option on the Start tab or the Command Bar.
8. In the Explorer address bar, type %LocalAppData% and press Enter.
9. right-click the Discord folder and select Delete.

Run Discord as an Administrator

Run the Discord installer or app with administrator privileges as your first line of defence in your battle to resolve the current issue. If you don’t have the necessary rights to run the programme, this error could occur. Therefore, if the case applies, running Discord as an administrator should allow you to resolve the issue.

Go to the application’s application file in File Explorer if you are attempting to execute the programme. After that, choose Properties from the context menu when you right-click on the Discord programme file. Next, open the Properties window’s Compatibility tab and tick the box next to Run this programme as an administrator. To save changes, click the Apply > OK button right now. Open the Discord, perhaps.

Configure qWave service settings

1. Open the “Run” application by clicking the “Windows key” + “R“.
2. Type “services.msc” in the Run text box and click “OK”.
3. A list of local services will now be displayed. Scroll through the list to find ‘Quality Windows Audio Video Experience’.
4. Check the status of this service. If it shows ‘Running‘, right-click on the service and select ‘Stop’ from the menu.
5. Then right-click the service again and select “Start” to restart the process. If the status was not “Running”, you can start it directly.
6. Next, right-click on the service and open its properties. Here you should be able to see the “Startup type” option under “General“.
7. Open the drop-down menu and select ‘Automatic‘. Click ‘OK‘ to confirm.
8. Open Discord and check if it works fine.

Disable Antivirus

1. Start the Task Manager by right-clicking on the taskbar in the main Windows menu.
2. From the list, select the option of a startup from the header menu. You will now see a list of third-party applications and software running on your device.
3. Click on the applications one by one and select Disable at the bottom right of the window. After disabling, the application will not run the next time you turn on your computer.
4. Restart your device and try to open Discord. If the third-party application was a problem, it would have been solved after the temporary disabling.

What Causes a Discord Fatal JavaScript Error

A catastrophic JavaScript error in Discord isn’t always immediately clear as to what caused it. However, it’s usually brought on by a faulty installation of Discord or another programme or service (like as your antivirus software) that prevents it from functioning properly. For the majority of users, fixing or reinstalling the Discord application will solve the issue, but if a different third-party application or service is to blame, you’ll need to go further to ensure that Discord can load and operate properly.

If so, you must do the following steps to troubleshoot Discord. Remember that you may still access your servers using the Discord website or Discord mobile app if the Discord app on your PC or Mac isn’t functioning.

Final Words

That’s it with our article on How to Fix Discord Fatal JavaScript Error in Windows. With the Discord app, you can communicate, make audio and video calls, and more. Users can play games in groups and communicate with individuals all around the world thanks to its many features. However, users of the Discord app occasionally see several difficulties, one of which is “A deadly Java Script Error.” Corrupted files or a poor installation would typically be the cause of the issue. For a few customers, the problem has not been resolved despite numerous attempts. Visit their official website for more information.