How to Fix Civ 6 Error Joining Multiplayer Session

This guide shares troubleshooting steps and workarounds to fix CIV 6 Error Joining Multiplayer Session.

Sid Meier’s Civilization VI is a turn-based strategy game where you build your kingdom and battle out some of the most formidable rulers in history. The game also offers multiplayer functionality, including Cloud Play, Hosting sessions, LAN play, and other modes. However, when players try to play Civilization VI with their friends, they get the error “Error Joining Multiplayer Session.”

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It is an infuriating issue that stops players from playing Sid Meier’s Civilization VI multiplayer. Seeing that, we prepared a handy guide on how to fix CIV 6 Error Joining Multiplayer Session. 

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How to Fix CIV 6 Error Joining Multiplayer Session

Image via TouchTapPlay | Credit: Hritwik

Here are the different troubleshooting steps that you can use to fix the CIV 6 Error Joining Multiplayer Session issue.

Linking 2K Account With Epic Games Or Steam 

Players who purchased Sid Meier’s Civilization VI via Epic Game Store can fix the “Error Joining Multiplayer Session” issue by linking their 2K account with their Epic Games account via the option available in the bottom right corner of the main menu. The same can be done if the game is purchased via Steam. 

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Verify Game Files Integrity

If linking the account doesn’t fix the said error, we recommend you verify the game files’ integrity to ensure none of the game files are broken.

Verifying Game Files Integrity of Sid Meier’s Civilization VI on Steam 

  • Open Steam;
  • Go to Library; 
  • Navigate to Sid Meier’s Civilization VI;
  • Right-click on the game and select Properties and then Local Files;
  • Click on Verify Integrity of Game Files button to start the process. 

Verifying Game Files Integrity of Sid Meier’s Civilization VI on Epic Game Store

  • Open Epic Games Store;
  • Go to Library; 
  • Navigate to Sid Meier’s Civilization VI;
  • Click on the three dots; 
  • Select Manage; 
  • Click on Verify button found next to Verify Files option. 

Disable VPN or Proxy Settings

Sometimes, the “Error Joining Multiplayer Session” error arises when players use custom proxy settings or VPNs to play with the game with good ping. So, to get rid of the error, try turning off the VPN and disabling any such setting.

Clear Sid Meier’s Civilization VI Cache Manually

Navigate to Documents > My Games > Sid Meier’s Civilization VI and delete the following folders:

  • Logs
  • Dumps
  • Cache
  • Moduserdata
  • Packageddumps

Restart the game, and the error should be gone. If not, the last few options are:

  • Restarting your router
  • Restarting your PC
  • Making you and friend is not on Strict NAT Type
  • Re-downloading the game

That concludes our guide on how to fix CIV 6 Error Joining Multiplayer Session. For more on Sid Meier’s Civilization VI, check out our dedicated guides section. 

Image of Hritwik Raj
Hritwik Raj
Hritwik is a guides writer who has been writing about video games for almost a decade. He is a Computer Science graduate who has always been into gaming. Most of the time, you will find him covering News and Guides for various publications. And when he is not working, you will find him fighting with his friends about how good of a gamer he is. His favorite games include Fallout 76, Borderlands 2, Call of Duty, Apex Legends, Destiny 2, Souls series, Genshin Impact, and The Last of Us.

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How to Fix Civ 6 Error Joining Multiplayer Session

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