How To Fix League Of Legends Error Code 0U In 2023


If you are a League of Legends player, you may have encountered error code 0U, which can cause frustration and disrupt your gameplay. This error can occur due to various reasons, such as server issues, outdated game files, or network problems. In this article, we will discuss the possible causes of error code 0U and provide solutions to fix it.

1. Check Server Status

The first step to fixing error code 0U is to check the server status. Sometimes, the error can occur due to server maintenance or downtime. You can check the server status on the official League of Legends website or social media pages. If the server is down, you may have to wait until it is back online.

2. Update Game Files

Another reason for error code 0U is outdated game files. You can update your game files by launching the game client and clicking on the gear icon. From there, select “Initiate Full Repair” to update your game files. This process may take some time, but it can fix the error.

3. Check Network Connection

Error code 0U can also occur due to network problems. You can check your network connection by running a speed test or resetting your router. If the issue persists, try connecting to a different network or contacting your internet service provider.

4. Disable Firewalls and Antivirus

Sometimes, firewalls and antivirus software can interfere with the game’s connection and cause error code 0U. You can try disabling your firewall and antivirus temporarily to see if it fixes the error. However, make sure to enable them again after playing the game.

5. Reinstall the Game

If none of the above solutions work, you may have to reinstall the game. To do this, go to the control panel and uninstall League of Legends. Then, download the latest version of the game from the official website and install it again. This process can take some time, but it can fix any game-related issues, including error code 0U.


In conclusion, error code 0U can be frustrating, but it is fixable. By following the above solutions, you can get back to playing League of Legends without any interruptions. Remember to check the server status, update game files, check network connection, disable firewalls and antivirus, and reinstall the game if necessary. These solutions can help you fix any error code 0U issues and enjoy the game to the fullest.