How To Fix Diablo 4 Error Code 400004?

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Published on: , Last Updated on July 28, 2023

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In this article, we will talk about the error code 400004 with Diablo 4. If you are having this error then below you can read our report on the error.


What Is Diablo 4 Error Code 400004?


As per the complaints raised online by the Diablo 4 users, the error code 400004 mainly occurs while using the Party Chat feature.

Here is one complaint raised by one user on Reddit,

“Connected with some friends to play cross-network. They were able to join together on PC and PS5. I joined the party from a PS5 but when trying to get the Party Chat feature to work I got this error code 400004. Does anyone know what is causing this? (On PS5), I seem to have the social “Cross Network Chat” enabled” Source

Diablo 4 Error Code 400004

Fixes For Diablo 4 Error Code 400004


If you are getting this error then there is nothing in your hand to resolve this issue. We are saying this because as per our research, the error is mainly from the game’s end, and it’s on the developers’ end to fix the problem which is causing this error.

As it’s a newly launched game, it’s very obvious to have this kind of error. All we will suggest you to check and make sure you are using the latest version of the game, and your internet has no issues. But if the error is still coming then all you can do is to wait till the error has been resolved by the developers. We will advise you to report the error to the developers, to force them to take some action.


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Rahul Choudhary is a technology and troubleshooting expert. He gives his expert opinion on different technology trends and provides troubleshooting guides for different apps, websites, & consumer hardware products. He graduated in BA English Honours from the University Of Delhi, and later he learned HTML and WordPress. He also did a certificate course in Hardware and Network Troubleshooting , and a certificate course in Computer Architecture.