Fix “Lost Ark Error 10010” Error (September 2023)

There are many people who are getting the “Lost Ark Error 10010” error message while playing the game on Steam.

This error message suddenly appears on the screen and makes it impossible to play the game.

Lost Ark Error 10010 error message is really frustrating for gamers and that’s the reason why tons of players are currently searching for ways to fix it.

If you are also facing the same issue then don’t worry. In this guide, you’ll learn what is “Lost Ark Error 10010” and How to fix it.

Without any further ado, let’s get started:

What is Lost Ark Error 10010?

The “Lost Ark Error 10010” error appears when a player try to log in to the online multiplayer games.

When this error appears, it is impossible to jump into an online session and experience the game with other players.

When you try to enter the game, it shows up an error message that says, “Server Authentication Failed”.

This could happen due to several reasons but the most common reason that often leads to this Lost Ark error is a slow or unstable internet connection.

Another reason for getting the “Lost Ark Error 10010” error is missing major game files.

Whatever reasons are leading to witness the Lost Ark Error 10010 error, you can fix this issue by using the below-mentioned methods.

To know what those methods are and how they work, you need to keep on reading.

How to Fix the “Lost Ark Error 10010” Error

Method 1: Restart Your Device

Before you start fixing the “Lost Ark Error 10010” error by using the complex method, you need to use simple methods first.

Whenever you encounter the Lost Ark error 10010, the first thing you should do is shut down your device and wait for a few minutes and then restart.

Doing this will give your device a fresh start and fixes all minor bugs and glitches that are preventing you from playing the game.

If restarting the device does not work for you then you must try another method to fix the “Lost Ark Error 10010” error.

Method 2: Run Steam With Administrator Privileges

The next method to fix the “Lost Ark Error 10010” is by running Steam with Administrator Privileges.

Sometimes you are getting issues because the app you are using does not have proper permissions to use all resources to run programs smoothly that cause may problems.

If you are using Steam to play games then you must try running Steam With Administrator Privileges.

Doing this will give Steam full administrator permission and all issues caused by a lack of permissions will be resolved.

To do this, right-click on the Steam app and select ‘Run As Administrator from’ the dropdown menu.

If running Steam with administrator privileges does work for you then you can set the Steam app to automatically run with administrator privilege, you don’t need to right-click or select the Run As Administrator every time.

To do so, follow the steps written below:

  • Right-click on the Steam app icon and select ‘Properties’ from the menu.
  • When you do so, a pop-up window will appear with multiple Settings options.
  • There, you need select the ‘Compatibility’ tab.
  • Now, click on the box next to the “Run this program as an administrator” option and click the ‘Apply’ button.
  • Now, click ‘OK’.
  • That’s it.

If running Steam with administrator privileges does not work for you then you should try another method to fix the “Lost Ark Error 10010” Error.

Method 3: Verify the Integrity of Lost Ark’s Game Files on Steam

As I mentioned above, you must be getting the “Lost Ark Error 10010” Error because of the missing or corrupted game files.

If that is the case, then you must check and verify your game files. There are multiple ways to verify the game file and check whether any configuration file is missing from a game that causes this issue.

You can verify your game files by using Steam itself, Steam has an inbuilt feature that allows users to verify the missing or corrupted game files.

This verifying feature not only shows you which file is missing or corrupted but also replace the corrupted file and add missing configuration files from its server.

If you are a PC user and using Steam to play the game then we highly recommend you try this method to fix the Lost Ark Server Authentication Failed issue.

Here are the steps to Verify the Integrity of Lost Ark’s Game Files on Steam,

  • First, open Steam App.
  • Once opened, go to “Library”.
  • Under the library, you can find all games that are installed on the device. Search and select the Lost Ark game and right-click on it.
  • Now, select “Properties” from the sidebar.
  • Under properties, select “Local Files” from the left menu.
  • From there, you can see the “Verify the integrity of game files” option.
  • Click on it to start the verifying process.

Once the verification process is completed, all missing or corrupted files will be replaced from your game files and the “Lost Ark Error 10010” Error will be resolved.

That’s all, we hope this guide helped you fix the “Lost Ark Error 10010” error.

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