Steam Error 29: How to Troubleshoot and Fix the Issue (2023)

In this article we discuss the “How to troubleshoot Steam error 29″. Steam, the renowned digital distribution platform for video games, has revolutionized the gaming industry by providing millions of gamers with a vast library of games, exciting features, and an active community. However, like any complex software, Steam is not immune to occasional errors. One such frustrating error is Steam Error 29, which can disrupt your gaming experience. In this comprehensive guide, we will explore the causes behind this error and provide effective solutions to help you resolve it quickly.

Understanding Steam Error 29

Steam Error 29, also known as “Failed to start game (app already running),” occurs when you attempt to launch a game but Steam mistakenly believes that the game is already running. This error prevents you from accessing the game, leaving you stuck without being able to enjoy your favorite titles.

Common Causes of Steam Error 29

To effectively troubleshoot and resolve Steam Error 29, it is crucial to understand its underlying causes. Here are some common factors that may trigger this error:

  1. Game Not Properly Closed: If a game does not shut down correctly or crashes unexpectedly, Steam might not receive the signal that it has closed, resulting in Error 29.
  2. Background Processes: Certain background processes or applications running on your computer can interfere with Steam’s functionality, leading to the error.
  3. Steam Overlay Issues: The Steam Overlay feature, which provides in-game functionality and social features, can sometimes conflict with certain games, causing Error 29.

Step-by-Step Troubleshooting Solutions

Now that we have identified the potential causes, let’s delve into practical solutions to resolve Steam Error 29. Follow these step-by-step troubleshooting methods to get back into your games swiftly:

Restart Steam and Your Computer:

This simple step can often fix minor glitches and clear any temporary issues that might be causing Error 29.

Check for Background Processes:

Disable or close any unnecessary background processes or applications that might be conflicting with Steam’s functionality. Task Manager or Activity Monitor can help you identify resource-intensive processes.

Occasionally, certain Steam processes may continue running even after you close the application. Use the Task Manager or Activity Monitor to terminate these processes before relaunching Steam.

Verify Game Files:

Steam provides a built-in feature to verify the integrity of game files. Right-click on the game in your Steam library, select “Properties,” navigate to the “Local Files” tab, and click on “Verify Integrity of Game Files.

Disable Steam Overlay:

If Steam Overlay is causing conflicts with a particular game, you can disable it for that specific game by right-clicking on the game, selecting “Properties,” and unchecking the “Enable Steam Overlay” option.

Update Graphics Drivers:

Outdated or incompatible graphics drivers can lead to various gaming issues, including Error 29. Visit the website of your graphics card manufacturer and download the latest drivers for your specific model.

Reinstall the Problematic Game:

If all else fails, you can try uninstalling and reinstalling the game that triggers Error 29. This process can resolve any corrupted game files that might be causing the issue.

Additional Tips and Precautions

To ensure a seamless gaming experience and minimize the chances of encountering Steam Error 29 in the future, consider implementing these additional tips:

  1. Keep Your System Updated: Regularly update your operating system, drivers, and other software to ensure compatibility with the latest Steam updates and improvements.
  2. Close Unnecessary Applications: Close any unnecessary applications or processes running in the background while gaming. This will free up system resources and reduce the likelihood of conflicts with Steam.
  3. Disable Antivirus/Firewall: Temporarily disable your antivirus software or firewall to check if they are interfering with Steam’s functionality. Be cautious and enable them again once you’ve finished gaming.
  4. Avoid Beta or Experimental Builds: If you participate in beta testing or opt for experimental builds of Steam or games, be aware that they might introduce unexpected errors or compatibility issues. Stick to stable releases for a more reliable gaming experience.
  5. Contact Steam Support: If you have tried all the troubleshooting methods without success, don’t hesitate to reach out to Steam Support. They have a dedicated team of experts who can provide personalized assistance and guidance to resolve complex issues.


Steam Error 29 can be frustrating, but with the right troubleshooting steps and solutions, you can overcome it and get back to enjoying your favorite games. By understanding the causes and following the step-by-step guide provided in this article, you can minimize the occurrence of Error 29 and maintain a seamless gaming experience on Steam. Remember to keep your system updated, optimize your settings, and reach out to Steam Support when necessary. Happy gaming!

How To Fix Fortnite Stuck On Checking For Updates Error

Forza Horizon 5 Invalid Profile Error Code E:47-b Fix (2023)

How to remove semantic error manga?

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top