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Are you receiving the Dev Error 6661 on Warzone? Dev errors on Warzone are very common. One of such errors includes the dev error code 6661 on Warzone. A lot of Warzone users have reported experiencing this error code while playing the game. If you are also facing the same error, we got you covered. In this post, we are going to show you multiple fixes that will help you get rid of the error at hand. So, let us check out the solutions now.

Here are the potential causes of the dev error code 6661 on Warzone:

Here are the fixes you can try to get rid of the dev error 6661 on Warzone:

Before trying out advanced troubleshooting methods, you should apply some generic fixes. In many instances, the error is caused due to a temporary glitch with your device. So, you can attempt to restart your PC to fix the issue.

If a simple restart doesn’t help, you can perform a power cycle on your device. For that, turn off your PC and remove its power cord. Then, wait for about 30-45 seconds, plug in your PC, and restart it. Similarly, you can power cycle your Xbox console and see if the issue is resolved.

The next thing you should do is make sure you are connected to a stable internet connection. You might get such errors if there is an internet connectivity issue.

You can also relaunch the game with administrator privilege and see if the error is fixed or not. Try reopening both the Battle.net client and the game with administrator rights. For that, you can follow the below steps:

If this works for you, well and good. However, if the above fixes don’t work for you, go ahead and try the next potential fix.

Read: Fix Error Code 664640 in Call of Duty Modern Warfare or Warzone

You can try checking the server status of Activision servers and make sure there is no ongoing server issue. There might be a server outage or probably the servers might be under maintenance. Hence, check if the servers are up and running or not. You can check that using a free service status checker tool. If the servers are down, the error could only be fixed from the server end. So, wait for some time and try again.

You also need to make sure that your Windows is up-to-date. In various instances, such errors are caused due to outdated Windows OS. Hence, ensure that Windows is updated to its latest build. To do that, open the Settings app using Win+I and then go to Windows Update. You can now click on the Check for updates button and download and install pending updates. In case you still get the same error, try the next fix.

This error might also be triggered if your DirectX version is outdated. So, you can try to update DirectX to get rid of the error. For that, you can download the latest version of DirectX from Microsoft.com and install it on your PC. And then, launch the game to check if the problem is fixed or not.

Read: Fix Dev Error 6034 in Call of Duty, Modern Warfare and WarZone.

This error can also be triggered due to some customized game settings. In case you have used Command Line Argument for DirectX 11 in your game settings, it might cause the error at hand. So, you can try fixing the error by removing the Command Line Argument of Warzone. Here are the steps to do that:

If this doesn’t fix the error, you can try the next potential fix to resolve the error.

Read: Fix Modern Warfare Warzone’s High CPU Usage on PC.

This dev error can be caused due to corrupted or broken game files. If you are dealing with faulty or missing game files of Warzone which is triggering the error at hand, the error could be fixed by scanning and repairing the game files. You can find a dedicated feature to verify the integrity of your game files in the Battle.net application. Just use that to fix all the corrupted game files that might be causing the dev error 6661 on Warzone.

Here are the steps to scan and repair game files of Warzone:

If the Dev Error 6661 in Call of Duty: Warzone still persists, move on to the next potential fix to resolve the error.

Read: COD Modern Warfare DEV ERROR 6068, 6065, 6165, 6071.

With new game patches, Activision tries launching game updates that address previous bugs and errors. So, make sure you have installed all the latest game updates to fix the error. You can download and install Warzone updates via Battle.net. After updating the game, check if the error is resolved or not.

If none of the above solutions works for you, the last resort is to reinstall the Warzone game. Such errors might be triggered due to the corrupted installation of the game. In that case, you can try fixing the error by reinstalling the game. For that, you will have to uninstall the game. Here are the steps to do that:

The dev error 5573 on Warzone is caused due to corrupted game files. So, verify and repair the game files of Warzone to fix the error. Besides that, it can also be caused due to outdated GPU drivers, some Cold War items, automated voice profanity ban, and more.

To fix the dev error 6661 on Warzone, relaunch the game as an administrator, update Windows, update DirectX, update the game, or scan and repair game files. We have discussed more fixes in detail below, check out.

Komal has done M.Tech in CSE. For the last 4 years, she has been writing technical blogs - and she is keen on finding and bringing solutions to day-to-day tech problems.