How to fix the error code 2-0x0000d00a for Rainbow Six Siege?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The error code 2-0x0000d00a is a common error code that occurs when trying to launch Rainbow Six Siege. This error code is usually caused by an issue with the game's files, or by an issue with the user's computer.

1. Restart the game

  1. To restart the game, first make sure that you are logged into the game as the user that it was installed on.
  2. If you are not currently logged in, you can log in by going to the main menu and selecting "Play"
  3. Once you are logged in, you can restart the game by clicking on the "Restart" button in the upper right corner of the main menu.
  4. Once the game has restarted, you will be taken to the main menu again. Select "Settings" and then "Gameplay" to fix the error code.

2. Check for updates and install any that are available

  1. Launch Rainbow Six Siege and click on the "Menu" button in the top-left corner.
  2. Select "Settings" from the menu.
  3. Select "System" from the menu.
  4. Under "System Updates," click on the "Check for Updates" button.
  5. If any updates are available, they will be displayed in the "Available Updates" list. Click on the "Update" button to download and install them.
  6. When the updates are installed, restart Rainbow Six Siege. If the error code has been resolved, the game will restart automatically.

3. Verify the game files through Steam

  1. Open Steam and sign in.
  2. In the top left corner of the Steam window, click the Games menu.
  3. Click the Library tab.
  4. In the right pane, click the game that you want to verify.
  5. On the right side of the window, under the Details tab, click the Verify Files button.
  6. Steam will scan the game files and present any errors that it finds. If there are any errors, they will be listed in the window.
  7. If you want to fix the errors, you can click the Fix Files button to download the required files and fix the issues.
  8. When the Fix Files are done downloading, you can close the window.

4. Delete the "GameSettings.ini" file in the game's installation directory and allow the game to regenerate it

  1. Open the "Steam" application and click on the "Games" menu.
  2. Right-click on the game "Rainbow Six Siege" and select "Properties".
  3. In the "Local Files" tab, click on the "Browse Local Files" button.
  4. Locate the "GameSettings.ini" file and delete it.
  5. Click on the "OK" button to confirm the deletion.
  6. The game should now regenerate the "GameSettings.ini" file and the error code should be fixed.

If you didn't find success with an option above, then try:

  1. Delete the "Gamestate.info" file in the game's installation directory.
  2. Temporarily disable any antivirus or firewall software and attempt to launch the game again.
  3. Reinstall the game.