What causes Security Center Failed to Validate Caller error?
This error is usually caused due to some conflict between your Windows Security Center and the installed 3rd-party antivirus software. However, in this article, we have accumulated all the possible solutions to fix the error.
Security Center Failed to Validate Caller with Error DC040780
Before checking any solutions, we recommend you update your OS. Sometimes, updating itself can fix the issue. Even if it doesn’t resolve the error, you will at least be assured that the error is not because of an outdated OS. These are the things you need to do to fix Security Center Failed to Validate Caller with Error (DC040780). Let us talk about them in detail.
1] Remove or Temporarily disable Third-Party Antivirus
Remember, third-party antiviruses can interfere with Windows Security. So, you can do either of two things, remove third-party antivirus or disable Windows Defender(will discuss hereinafter). To remove any third-party antivirus, you can follow the given steps. Finally, follow the on-screen instructions to remove the third-party antivirus. Hopefully, it will resolve the error.
2] Disable Windows Defender and see
If you don’t want to remove the third-party antivirus, for whatever reason, you can disable Windows Defender and check if the issue persists. For that, you have to follow the given steps. Finally, restart your computer and check if the issue is fixed.
3] Disable Windows Security
We have described above in this article that the issue “Security Center failed to validate caller with error DC040780” is caused due to the conflict between the third-party security software and Windows Security. Therefore, you can disable Windows Security and continue using your third-party antivirus software. The steps to disable the Windows Security are listed below: Let’s have a deep look at the process: Launch the Run dialog box by pressing Win + R keys. Type regedit and click OK. Click Yes if you get the UAC prompt. This will launch the Registry Editor. In the Registry Editor, you have to navigate to the path written below. For this, simply copy it, paste it into the address bar of the Registry Editor, and hit Enter. Now, scroll down and find a key, named SecurityHealthService. Once you find it, select it. On the right side, you will find a DWORD value, named Start. You have to change this value to 4. For this, double-click on the DWORD entry and enter the value 4. After that, click OK to save the changes.
Now, under the same path, scroll down to find another Registry key, named wscsvc. Once you find it, select it. This key also has a DWORD entry on the right side, named Start. You have to change its value from its default value to 4. To do so, double-click on it and enter 4. After that, click OK. This will save the changes you have made.
Close the Registry Editor and reboot your device.
4] Disable the Acronis Active Protection
Some users have reported that they were encountering the error due to Acronis True Image software. To get rid of it, they have disabled the Acronis Active Protection. You can also try this method and see if it helps.
The steps to disable Acronis true Image Active Protection are listed below: After disabling Active protection, check whether the issue is solved or not.
5] Troubleshoot in Clean Boot State
The error can be because of a third-party antivirus interfering with the normal functioning of your OS. So, troubleshoot in Clean Boot State to check what’s causing the error and remove it to fix the issue.
6] Update your system BIOS
If none of the above methods fixed the issue on your computer, consider updating your system BIOS. It should help.
7] Bring this to the notice of your 3rd-party security software vendor
You should write to your 3rd-party security software vendor about this issue and ask them to resolve the error as soon as possible. You can get the contact details of the vendor from the Internet.
Why can’t I start Windows Security Center?
Sometimes, due to an error, users cannot turn on Windows Security. When they open Windows Security Center, they see a message that says “The Security Center service is turned off.” If they try to turn on the Security Center, they will get the following message: The Windows Security Center service can’t be started There are many causes of this error, such as: Windows Security is an essential service for windows 10 users. It continuously scans your system for malicious software, viruses, and other security issues. Hopefully, you have been able to fix the error with these solutions. Related posts: Windows Security says No Security Providers.
