How to fix Dota 2 error 127 cover image

How to fix Dota 2 error 127

The Dota 2 error 127 has a simple but effective fix.

It’s not that uncommon to launch Dota 2 and be hit with “Error 127”. This error usually occurs when there’s been a recent update and it breaks some things. But thankfully, it’s not that difficult to fix the Dota 2 error 127. Here are a few steps.

Check for Game updates

The first step on your checklist has to be to check whether your game is up to date. While most people will have their games to auto-download and update automatically, it might not be the situation in your case.

It's time to check if the game is updated - a common reason for  Dota 2 error 127
It's time to check if the game is updated - a common reason for Dota 2 error 127

So open your Steam library and check if your game has a pending update. Make sure your game is up to date and in many cases, this is more than enough to solve Dota 2 error 127.

Restart Steam and your PC

Before you take any drastic steps to fix the error, a simple Steam restart (or in some cases a PC restart) will do wonders to fix the problem. 


It’s not without reason one of the most common pieces of tech advice is to ‘turn it off and turn it on again’. Try it, there’s no harm.

Verify the Integrity of Game files

Verify the Integrity of Game Files
Verify the Integrity of Game Files

A standard solution for many of the problems on Steam is to verify the Game integrity. You can do this by following the next few steps

  1. Open Steam
  2. Go to the library
  3. Right-click on your game (in this case Dota 2 ) and go to properties.

Reinstall the game

Uninstalling the game should be the last resort to fixing Dota 2 error 127
Uninstalling the game should be the last resort to fixing Dota 2 error 127

If none of the above steps work, the final resort is to reinstall the game. It will be a fresh start and will solve the problem. However, this should be your last resort if nothing else works.


Hopefully, this guide helps you solve the Dota 2 error 127 and allows you to play your favorite hero - not Techies.

Stay tuned to esports for the latest Dota 2 news and updates.