3. Run the Windows System File Checker
The next step that you can follow to resolve the issue is by running the Windows System File Checker. For this, you have to follow the instructions mentioned below.
- Type cmd or search for the Command Prompt in the Windows search box.
- Right-click the Command Prompt application.
- Now, click on Run as Administrator.
- If you are asked for an administrator password or confirmation, enter it or choose “Allow.”
- Input the command:
DISM.exe /Online /Cleanup-image /Restorehealth
- Completely type the following command:
sfc / scannow
- Restart your computer after the scan is finished.
4. Disable Antivirus Software
Antivirus software is another reason why you are having this problem. Antivirus programs interfere with the game’s files. Many users have tried turning off their antivirus programs, and they were successful in fixing the problem. In order to fix the problem, we advise you to try disabling the antivirus software.
Disable Windows Defender if you are using it. To do this, adhere to the instructions below:
- Open the start search screen and type “Virus and Threat Protection.”
- Next, select Manage Settings.
- Turn off Real-time Protection.
After that, let’s disable any other ransomware defences.
- Click the start search window.
- Type Windows Security Settings into the search bar to access it.
- On the newly opened screen, select Virus and Threat Protection.
- From the menu, select Ransomware Protection.
- The screen that appears allows you to disable controlled folder access.
We’ll need to add the Darktide game files as exceptions when we complete this step.
- Open the start screen search and enter “virus and threat protection.”
- Go to settings for virus and threat protection
- Click on the Manage Settings option
- Select add or remove from the Exclusions Exclude section.
- The game folder that is saved on your drive should be selected after choosing to Add an Exclusion.
Now, run the Warhammer 40000 Darktide game and check whether the problem is solved or not.
5. Turn Off the Driver’s Signature
The next method you can try to resolve the issue is by turning off the driver’s signature. It is one of the best methods to fix the Error code 9999 issue. For this, you have to follow the instructions given below.
- Type cmd or search for the Command Prompt in the Windows search box.
- Right-click the Command Prompt application.
- Click on Run as Administrator.
- Enter the following command and then press enter
bcdedit-set TESTSIGNING OFF
bsdedit/set nointegritychecks off
- Once you have followed the above steps, check whether the game is working or not.
6. Verify the Integrity of the game files
Any corrupted or missing game files could be one of the causes of your not-connecting problem. You shouldn’t worry, though. The game files can be checked and repaired with the help of a tool. You must follow the steps listed below to accomplish this.
- Visit the Steam Library
- Click Properties from the context menu when you right-click the game.
- Click on Local Files
- Then select Check the Integrity of the Game Files.
- After finishing, relaunch the game to see if the issue has been resolved.
7. Restart the Device
Restarting the device can resolve any bugs it may be experiencing. Restarting the device is the next approach we recommend to fix the problem. Users may experience difficulties playing games because of issues with the device. So give this approach a try and see if it resolves your issue.
8. Disable Windows Firewall
The firewall also blocks files from working if they verify any suspicious activity. It might also get due to a mistake. We will suggest checking whether the Windows Firewall is not troubling your game from running on your PC. You can do this by disabling the Windows Defender Firewall from your system.
- Open the Start Menu.
- Type “Windows Defender Firewall” in the search bar.
- Select Windows Defender Firewall from the search results.
- After it, click on the Turn Windows Defender Firewall on or off from the left pane.
- Select the “Turn off Windows Defender Firewall (not recommended)” option.
- You have to do this for both your Private and Public Networks.
- Now, click on OK to save changes.
- Restart the PC and check whether the game started to run properly or not.
9. Update The Game
A lot of users are facing the issue and the developers might be working on fixing it. We will advise that you should keep on checking for the updates of the game. As the developers are working hard to make the game better for the players. Thus, there are chances that they will soon push the update in order to fix the not connecting issue.
10. Reset The Game
You can try fixing the issue by resetting the game from your Windows. Follow the steps which are given below to do this.
- Open Settings on your PC.
- Now, click on Apps on the left pane of the screen.
- Select the Apps & Features option.
- Search for the game and click on the three dots available on the right side by selecting the game.
- Now, click on Advanced options.
- Scroll down and select the Reset option.
- After doing this, check whether the issue has been resolved or not.
Conclusion
This article explained how to resolve Warhammer 40000 Darktide Error Code 9999. Please let us know in the comments section if you were able to solve the problem using the mentioned methods. If you weren’t, you should try reinstalling the game. This may assist you in resolving the issue. In case, if you have any doubts, let us know in the comment section below.