5 Ways to Fix the Lethal Company “An Error Occurred” Issue on Windows PCs

Many Lethal Company players have reported seeing the “An error occurred” message when trying to join lobbies in the game. One LC player said this on Steam, “So I just got this game a couple of hours ago, and I wanted to join a crew, but when I was loading, it kicked me out and said ‘an error occurred.’” This connection error often occurs for players with mods but can also arise without them. These are some potential ways to fix the Lethal Company “An error occurred” issue on Windows PCs.

Read also: 7 Ways to Fix Lethal Company Not Launching on a Windows PC

Verify the Lethal Company Files

First, run a verification scan for Lethal Company to check for and repair corrupted game files. You can do this by using the Verify troubleshooting option within the Steam gaming client. This Steam webpage has instructions for how users can select to verify a game’s files.

The Verify integrity option

Disable Automatic Proxy

Some LC players confirm disabling automatic proxy has fixed the Lethal Company “An error occurred” issue on their PCs. The Settings app includes an Automatically detect proxy option that can cause this Lethal Company issue when enabled. This is how you can disable that proxy option.

1. Use the Windows logo + I keyboard key combination to activate the Settings app.
2. Click the Network & internet tab or category.
3. Select the Proxy tab or navigation option.
4. Turn off the Automatically detect settings option.
   
   

   The Automatically detect settings option

Update Mods

The Lethal Company “An error occurred” issue can arise because of mod incompatibility. Updating your old mods is one way you can potentially resolve such an incompatibility issue. If possible, ask your friend players joining the lobby to update all their mods as well. You can update mods with Thunderstore like this.

1. Bring up the Thunderstore window.
2. Click the mods tab above the search button on the left of the Thunderstore window.
3. If you see a prompt informing you there are mod updates available, click the update all option.
   
   

   The update all option

Reinstall Lethal Company

Reinstalling Lethal Company will remove all installed mods that can sometimes cause the “An error occurred” issue to occur. Doing this will also update Lethal Company and refresh all the game’s files. These are the steps for reinstalling Lethal Company with Steam.

1. Start your Steam software.
2. Click Library to view your installed Steam games.
3. Right-click Lethal Company to select Manage.
4. Click Uninstall two times to remove Lethal Company.
   
   

   The Uninstall option

5. Press the Install button for Lethal Company in Steam’s Library tab.
   
   

   The Install button in Steam

Reset Your Network

Another possibility is that network settings on your PC could be causing the Lethal Company “An error occurred” issue. So, try resetting your PC’s network to restore default settings. You will need to re-establish your internet connection after applying this potential solution. This is how you can select to reset your PC’s network in the Settings app.

1. Activate the Windows 11/10 search box by clicking on its taskbar box or bar.
2. Input network reset to find that option.
3. Click Network reset in the search results.
4. Press Reset now to restore default network settings.
   
   

   The Reset now option

5. Restart your PC and re-establish your internet connection.

Other Possible Fixes for the Lethal Company “An Error Occurred” Issue

There are a few other things you can try to fix the Lethal Company “An error occurred” issue beyond those resolutions cited above. Here are some further suggestions that might work for some players.

• Players confirm uninstalling and reinstalling the BepInEx mod can resolve the Lethal Company “An error occurred” issue. So, try uninstalling that mod with the Thunderstore mod manager.
• Add Lethal Company to the allowed list for Windows Defender Firewall and third-party alternatives installed.
• Disable Steam’s in-game overlay feature.

The Lethal Company “An error occurred” issue has undoubtedly been a vexing one for players. Nor does there seem to be an entirely surefire way to resolve this error. However, the potential solutions for that error above have worked for some Lethal Company players.