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How to fix Vanguard 0xc0000005?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

Vanguard 0xc0000005 is an error code that can occur for a variety of reasons. One common reason is that the Windows system file called "ntoskrnl.exe" is either missing or corrupt. This file is essential for the operating system to function properly, so if it's damaged or missing, the system will be unable to start up. Other reasons for this error code to occur include a damaged or corrupted hard drive, a faulty memory module, or a virus or other piece of malware that's preventing the system from starting up correctly.

Users typically search for a solution by asking about:

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  • vanguard 0xc0000005

1. Check for updates and install them

  1. Launch the Windows Update utility.
  2. In the Windows Update utility, click View Installed Updates.
  3. In the Installed Updates window, click on the View Updates by Category button.
  4. In the View Updates by Category window, under the Windows Update category, click on the Check for Updates button.
  5. In the Check for Updates window, click on the Check for Updates button.
  6. If there are any updates that need to be installed, the Windows Update utility will display a list of updates that need to be installed. The updates will be listed in the order that they need to be installed.
  7. Click on the Install Updates button.
  8. The Windows Update utility will install the updates. After the updates are installed, the Windows Update utility will display a message indicating that the updates were successfully installed.

2. Run a virus scan

  1. Open the "Start" menu and click "All Programs".
  2. Click "Microsoft Windows Security Center".
  3. Click "Virus Protection" in the left pane.
  4. In the "Scan Type" drop-down list, choose "Full Scan".
  5. Click the "Start Scan" button.
  6. Wait until the scan is complete.
  7. If the scan results show that there is a virus infection on your computer, take the appropriate steps to fix the virus.

3. Run a registry cleaner

  1. Open the Start menu and type "regedit"
  2. Press Enter.
  3. Navigate to the following location:
  4. Right-click on the Vanguard registry key and select "Run as Administrator."
  5. Click on the "OK" button to proceed.
  6. The Vanguard registry cleaner will start and will scan the registry for issues.
  7. If there are any issues, the cleaner will provide a list of solutions.
  8. Follow the instructions to fix the issues.
  9. When the registry cleaner is finished, close it down.
  10. Reboot your computer to finish the process.

4. Reinstall Vanguard

  1. Go to Start > Programs > Vanguard
  2. Select “Uninstall Vanguard” from the menu
  3. Follow the instructions to uninstall Vanguard
  4. Restart your computer
  5. Go to Start > Programs > Vanguard
  6. Select “Install Vanguard” from the menu
  7. Follow the instructions to install Vanguard

Still not working? maybe try one of these options:

  1. Delete Vanguard and reinstall it