Simple troubleshooting steps seem to give results, however. Though the reason behind the error is unknown, it prevents players from logging into the game by blocking their access to the client. If it doesn’t fix the error, we recommend initiating a client repair. To fix the error, launch the task manager and end all the tasks related to League. The login session error tends to arise when another instance of a League client gets stuck running in the background. If that doesn’t do the trick we recommend deleting RiotClientServices.old and ucrtbase.dll before giving it another go. Repairing the client has the highest chances of success to fix this problem. This error mostly affects Linux users and prevents the League client from receiving updates. If it doesn’t work, we recommend repairing your client. Though the issue is known for fixing itself in a couple of hours, you can try running the League client on administrative mode. It prevents players from logging into the game. The 1B error is usually related to ISP problems that mess players’ connection to the League servers. Keeping an eye on League‘s Twitter account is also beneficial to know the current status of the servers. Since this one’s a server related problem, your best bet is to keep trying to log in.

This error is a well-known indicator of Riot Games’ servers being overload and causes players to disconnect or use the basic features of League. Make sure that your connection is solid and you have enough space on your SSD or hard drive. Upon clicking on “OK” it causes the client to shut down and requires a restart.įailing to download or install an update either means there was a connection problem or there wasn’t enough disk space. The error usually occurs when the client fails to patch the game.

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