How to fix code 3006 in Diablo 3?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

This error code indicates that the game server is currently down and unavailable.

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1. Try running the game in Compatibility Mode

  1. Open Diablo III in your game directory
  2. In the Diablo III launcher, click the "Compatibility Mode" button
  3. Follow the on-screen instructions to set up the game for compatibility mode
  4. Once the game is set up for compatibility mode, start the game and select "Play in Compatibility Mode"
  5. If the game crashes or fails to start, try re-installing the game or updating your graphics driver

2. Try running the game as an administrator

  1. Start the game as an administrator.
  2. In the game's main menu, click "Help" and then click "Troubleshooting."
  3. In the "Troubleshooting" window, click "Diablo III."
  4. In the "Diablo III" window, click "Code 3006."
  5. In the "Code 3006" window, click "Reset Game."
  6. Click "Yes" to confirm the reset.
  7. Click "Close" to close the "Diablo III" window.
  8. Click "OK" to close the Windows "Start" menu.
  9. Close all open programs.
  10. Restart your computer.

3. Try reinstalling the game

  1. Locate the Diablo III installation folder. This is typically located in the "C:\Program Files (x86)\ Blizzard Entertainment\Diablo III" directory.
  2. Locate the "Diablo III.exe" file. This is the game executable file.
  3. Right-click on the "Diablo III.exe" file and select "Properties".
  4. Click on the "Compatibility" tab.
  5. Check the "Run this program in Compatibility Mode for" box and select "Windows 7 (x64)".
  6. Click on the "OK" button.
  7. Click on the "Start" button.
  8. Click on the "Diablo III" shortcut icon.
  9. Click on the "Options" button.
  10. Click on the "Diablo III" game menu button.
  11. Click on the "Settings" button.
  12. Change the "Game Mode" setting to "Local Multiplayer".
  13. Click on the "OK" button.
  14. Click on the "Play" button.
  15. Click on the "Diablo III" shortcut icon.
  16. Click on the "Options" button.
  17. Change the "Game Mode" setting to "Public".
  18. Click on the "OK" button.
  19. Click on the "Play" button.
  20. If the "Diablo III" game fails to start, then reinstall the game.

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

  1. Try resetting the game's video settings.
  2. Try updating your video drivers.
  3. Try changing the game's resolution.
  4. Try clearing the game's cache.