Fix Bitlocker Error Code 0x80072f9a

This post features solutions to fix the Bitlocker Error Code 0x80072f9a on Windows 11/10. BitLocker is an encryption feature included with Microsoft Windows. It is designed to protect data by providing encryption for entire volumes. However, users have recently complained that the 0x80072f9a BitLocker Error keeps troubling them.

Fix Bitlocker Error Code 0x80072f9a on Windows 11/10

To fix the error 0x80072f9a on BitLocker, execute the suggestions mentioned below. One of them is sure to help you resolve the issue:

1. Verify BitLocker Group Policy Settings
2. Run System File Checker
3. Create a Local Administrator Account
4. Re-register the BitLocker WMI (win32_encryptablevolume) class
5. Disable Third-Party Antivirus
6. Clear the SSL state
7. Repair BitLocker

Now let’s see these in detail.

1] Verify BitLocker Group Policy Settings

Check the Group Policy Settings of Bitlocker and see if they’re configured correctly. If their settings get misconfigured somehow, it could be why the Bitlocker Error Code 0x80072f9a occurs. Here’s how you can do it:

1. Press Windows + R to open Run.
2. Now, type gpedit.msc and hit Enter.
3. Once the Group Policy Editor opens, navigate to the following path:Computer Configuration > Administrative Templates > Windows Components > BitLocker Drive Encryption.
4. Here, you’ll see a list of policy settings; configure them as required.

2] Run System File Checker

The Bitlocker Error Code 0x80072f9a can also occur due to outdated or corrupted system files. Run the system file checker to scan and fix these. Here’s how:

1. Open an elevated Command Prompt.
2. Type the following command and hit Enter:

   sfc/scannow

3. Wait for the scan to complete, restart your device and see if the error’s fixed.

3] Create a Local Administrator Account

The 0x80072f9a may occur on BitLocker if you’re trying to encrypt the drive using a domain account. If that’s the case, create a local admin account and see if it helps. Here’s how:

1. Press Windows + I to open Settings.
2. Navigate to System > Recovery and click on Restart now beside Advanced Startup.
3. Select Troubleshoot > Advanced Options > Command Prompt.
4. Here, type the following command and hit Enter.

   net user administrator /active:yes

5. Restart your device once done, sign-in using the local administrator account and see if the error’s fixed.

4] Re-register the BitLocker WMI (win32_encryptablevolume) class

BitLocker may malfunction if the BitLocker WMI class (win32_encryptablevolume) is not registered or is missing registration. To fix it, re-register the BitLocker WMI class. Here’s how:

1. Open an elevated Command Prompt.
2. Enter the following and hit Enter:

   mofcomp.exe c:\windows\system32\wbem\win32_encryptablevolume.mof

3. If the command runs successfully, the following message will appear:Microsoft (R) MOF Compiler Version 6.1.7600.16385 Copyright (c) Microsoft Corp. 1997-2006. All rights reserved. Parsing MOF file: win32_encryptablevolume.mof MOF file has been successfully parsed Storing data in the repository… Done!
4. Close Command Prompt, restart your device and see if Bitlocker Error Code 0x80072f9a is fixed.

5] Disable Third-Party Antivirus temporarily

Interruptions due to third-party antivirus software installed on your device can make BitLocker malfunction. Disable the antivirus software and check if the error is solved. If disabling the software doesn’t work, uninstall the antivirus software temporarily and check for the same.

6] Clear the SSL state

Error 0x80072f9a on BitLocker can also occur due to problems with server certificate validation. If that’s the case, clearing the SSL state can help your computer refresh its cache of SSL certificates. Here’s how:

1. Click Start, search Internet Options and hit Enter.
2. Navigate to the Content tab and click on Clear SSL State.
3. Click on Ok once done.

7] Disable and Re-enable BitLocker

If none helped, try disabling and then re-enabling Bitlocker on your device. Doing so can help fix temporary buga and errors. Here’s how:

1. Open an elevated Command Prompt.
2. To disable BitLocker, type the following and hit Enter:

   manage-bde -off C:

3. Now, enable BitLocker by running the following command:

   manage-bde -on C:

Read: Fix 0x8004259a, 0x80072ee7, 0x80042574 BitLocker setup errors

We hope these suggestions have helped you.

How do I fix BitLocker error?

BotLocker errors usually occur if there is a problem with the server’s certificate validation. To fix it, check Bitlocker’s Group Policy Settings and re-register the BitLocker WMI class. However, if that doesn’t help, you can try repairing Bitlocker and clearing the SSL State.

How to bypass BitLocker without recovery key?

It isn’t possible to bypass BitLocker without a recovery key. BitLocker is a full disk encryption feature that encrypts the entire drive. If you’ve lost your recovery key, there is no other way to bypass BitLocker. However, some third-party apps may offer the solution; losing your data will always be risky.

Read: Recover data from inaccessible BitLocker encrypted drive using BitLocker Repair Tool.

What is 0x8004100e invalid namespace BitLocker?

The error 0x8004100e is an indication that the WMI service has malfunctioned. To resolve this issue, you can try repairing the WMI repository by running these commands:

net stop winmgmt

winmgmt /resetrepository

net start winmgmt

How do I fix error 0x8004100e?

To fix the error 0x8004100e, check Bitlocker’s Group Policy Settings and re-register the BitLocker WMI class. However, if that doesn’t help, you can try repairing Bitlocker.