Microsoft Windows Error Code 0xC000022A: How to Fix It

Easy 30-60 minutes Medium Severity Verified June 2026
Error Code
0xC000022A
Brand
Microsoft Windows
Product Type
operating_system
Severity
Medium
DIY Difficulty
Easy
Estimated Fix Time
30-60 minutes
Error code 0xC000022A, also known as STATUS_DUPLICATE_OBJECTID, indicates Windows found two objects with the same identifier, often due to corrupted system files or disk errors. This guide walks you through simple fixes to resolve it.
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Tools You'll Need

How to Fix Error Code 0xC000022A

  1. Run Automatic Startup Repair

    Back up data before using installation media if possible.
  2. Check Disk for Errors

  3. Restore System Files with SFC and DISM

    Ensure you have a stable power source.
  4. Disable Driver Signature Enforcement

    Temporarily disable driver signing; re-enable after troubleshooting.
  5. Reset or Reinstall Windows

    Back up all important data before resetting or reinstalling.
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When to Call a Professional

If the error persists after trying all steps, or if you lack technical comfort with command-line tools, seek professional IT support.

Frequently Asked Questions

What causes error 0xC000022A in Windows?
It's caused by duplicate object identifiers, often due to corrupted system files, disk errors, or problematic drivers.
Can I fix error 0xC000022A without installation media?
You may be able to access the recovery environment via F8 or advanced restart, but installation media is recommended for full repair options.
Will I lose data fixing error 0xC000022A?
Startup Repair and chkdsk generally do not delete data. However, resetting or reinstalling Windows may; always back up first.
Is error 0xC000022A the same as 0xc000022a?
Yes, both refer to the same error. The code is case-insensitive.
How can I prevent this error from happening again?
Keep Windows updated, run disk checks periodically, and avoid abrupt shutdowns to maintain system integrity.