How to fix “Unable to find a valid license” error in Diablo 4

Update: It looks like the “Unable to find a valid license” error has started to pop back up again in Diablo 4 Season 3. In this case, it simply means the authentication and login servers for Diablo 4 are simply getting flooded and congested due to all the players trying to jump into the new season. Unfortunately, there’s not much you can do in this case. Just wait a few minutes and try again, and once the server congestion empties out a bit you will be able to connect without the error. This usually resolves itself within an hour or so after a new season launch!

Flooding the gates of Hell

Fortunately, the launch of Diablo 4 has been off to a better start than the infamous Diablo 3 launch. *Knocks on wood.* Unfortunately, we have a new error code to deal with. With the servers for Diablo 4 getting slammed from its early access launch, some players are having trouble getting into the game. If you are one of those players, this is how to fix the Diablo 4 “Unable to find a valid license” error.

What does “unable to find valid license for Diablo 4″ –  Error Code 315306 mean?

The error message “Unable to find valid license for Diablo 4” can be pretty scary for someone trying to get into the game for the first time. Despite the scary message, however, this has nothing to do with your actual game license or pre-order. In this case, it simply means that when the authentication server for the game is trying to validate the authenticity of your game, it is failing to do so due to the server being down temporarily.

The servers are seeing a ton of traffic right now as everyone tries to get into the game at the same time, which can often overload and time out the authentication server leading to this error.

How to fix Diablo 4 error code 315306

For better or worse, the only thing you can do to try to avoid getting error code 315306 in Diablo 4 is to make sure you have a stable internet connection. In most cases, you will simply have to wait for the servers to not be overloaded. Once enough people have gotten into the game, this error should become less common.

Furthermore, if you are on a Wi-Fi connection that may be unstable, you could try connecting via a wired connection if possible. In most cases, however, there’s not much you can do on your end to get rid of this error. Simply restart your game and try again to connect and load in.

If you see the message that you are now in the queue, you have conquered the error and will soon be playing the game!