How to Fix / Solve Dota 2 Error 1114 at Game Startup: A Step-by-Step Walkthrough

How to Resolve Dota 2 Error 1114 at Game Startup: A Step-by-Step Guide

How to Resolve Dota 2 Error 1114 at Game Startup

What Causes Dota 2 Error 1114?

News: The Dota 2 Error 1114 commonly arises due to problematic updates released by Valve, the game’s developer. Additionally, it may occur when your system does not meet the necessary requirements, especially if your CPU lacks support for SSE 4.1 and SSE 4.2 instruction sets.

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Fixing Dota 2 Error 1114 at Game Startup

1. Update Your Windows Operating System

An outdated Windows system can be the root cause of many problems, including Error 1114. To update your Windows operating system, follow these steps:

– Open Settings: Click on the Start menu and select the gear icon to open the Settings menu.

– Navigate to Update & Security: Within the Settings menu, locate and select the “Update & Security” option.

– Check for Updates: Click on the “Check for Updates” button and allow Windows to search and install any pending updates.

2. Optimize Power Settings for Dual Graphics Laptops

If you are using a laptop with dual graphics cards, optimizing your power settings can significantly improve your gaming experience. To do this, follow these steps:

– Right-click on the Battery Icon: Locate the battery icon at the bottom-right corner of your screen and right-click on it.

– Select Power Options: From the options menu, choose “Power Options.”

– Pick High Performance: Within the Power Options menu, select the “High Performance” option. This ensures that your laptop uses the more powerful GPU for gaming.

3. Uninstall Unnecessary Graphics Software

Sometimes, graphics software like GeForce Experience or AMD Software can interfere with Dota 2 and cause Error 1114. To resolve this issue, follow the steps below based on your graphics card:

– For Nvidia Users: Go to Control Panel > Programs > Uninstall a Program > Locate GeForce Experience > Uninstall.

– For AMD Users: Go to Control Panel > Programs > Uninstall a Program > Locate AMD Software > Uninstall.

4. Delete Specific Files from the Dota 2 Folder

Deleting specific files from the Dota 2 folder can help resolve Error 1114. Follow these steps:

– Close Steam: Ensure that Steam is not running in the background.

– Locate the Dota 2 Folder: The Dota 2 folder is usually found in C:\Program Files (x86)\Steam\steamapps\common\dota 2 beta.

– Delete Cairo.dll: Find and delete the Cairo.dll file.

– Run the Game: Try running Dota 2 without launching Steam by double-clicking its executable file.

– If the error persists, find and delete NavSystem.dll in the Dota 2 folder and try running the game again.

5. Verify the Integrity of Game Files

If you have followed all the previous steps but still find yourself unable to log in to your Dota 2 account, you may need to verify the integrity of the game files. Here’s how:

– Open Steam: Log in if necessary.

– Go to Library: Locate Dota 2 in your game library.

– Right-click and Select Properties: Right-click on Dota 2 and select “Properties” from the drop-down menu.

– Choose ‘Verify Integrity of Game Files’: Within the Properties menu, click on the “Verify Integrity of Game Files” option.

– This action will download any missing or corrupted files, allowing you to launch Dota 2 without encountering any issues.

6. Last Resort: Wait for an Update from Valve

After following all the previously mentioned steps and still experiencing Error 1114, the problem is likely originating from Valve’s side. In such instances, the recommended approach is to patiently await an update from Valve designed to rectify this error.

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Encountering Dota 2 Error 1114 can be quite vexing. Nevertheless, by adhering to the steps elucidated in this guide, you should be well-equipped to tackle and resolve the issue. Don’t forget to maintain an up-to-date Windows operating system, fine-tune power settings for dual graphics laptops, uninstall redundant graphics software, remove specific files from the Dota 2 directory, and verify the integrity of game files. If none of these steps succeed, your best bet is to await a forthcoming update from Valve. Enjoy your gaming experience!


Q: How can I prevent Dota 2 Error 1114?

A: To prevent Dota 2 Error 1114, make sure to keep your Windows operating system updated and check for any pending updates regularly. Additionally, ensure that your system meets the necessary requirements for the game.

Q: Can I play Dota 2 on a computer without SSE 4.1 and SSE 4.2 instruction sets?

A: No, Dota 2 requires SSE 4.1 and SSE 4.2 instruction sets to run properly. If your CPU does not support these instruction sets, you may encounter Error 1114 or experience performance issues while playing the game.

Q: Why does Dota 2 Error 1114 occur after a Valve update?

A: Dota 2 Error 1114 can occur after a Valve update if the update contains a bug or compatibility issue. In such cases, Valve usually releases a follow-up update to fix the error. It is advisable to wait for the next update or try the troubleshooting steps mentioned in this guide.

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