Software⏱️ 3 min read📅 2026-05-29

How to Fix 0xc0000225 Error – Error 0xc0000225: NLS data is missing/contains errors

Windows Boot Loop Error 0xc0000225: NLS data is missing/contains errors, unable to access command line due to lack of admin users.

Quick Answer: Try running the System File Checker (SFC) with the /scannow option and the Windows Recovery Environment (WinRE) to repair corrupted system files. If SFC fails, try booting in Safe Mode or using a different bootable media to access the command line.

📋 Table of Contents

  1. ⚠️ Common Causes
  2. 🛠️ Step-by-Step Verified Fixes
  3. 💡 Conclusion

The 'Error 0xc0000225: NLS data is missing/contains errors' error occurs when the system fails to load the necessary language and localization (NLS) files, which are required for Windows to function properly. This can happen due to various reasons such as corrupted or missing system files, incorrect registry entries, or issues with the Windows installation.

⚠️ Common Causes

  • Corrupted or missing system files
  • Incorrect registry entries
  • Issues with the Windows installation

🛠️ Step-by-Step Verified Fixes

Method 1: System File Checker (SFC) Fix

  1. Step 1: Open Command Prompt as Administrator and type `sfc /scannow` to scan for corrupted system files.
  2. Step 2: If any corrupted files are found, the SFC will replace them with healthy copies from the Windows installation media.
  3. Step 3: Restart your computer and see if the error persists.

Method 2: Registry Editor Fix

  1. Step 1: Open the Registry Editor by typing `regedit` in the Run dialog box (Windows + R) and navigating to the following keys: HKEY_LOCAL_MACHINE/system tl and HKEY_CURRENT_USER/software tl.
  2. Step 2: Look for any incorrect or missing NLS entries and delete them. Be cautious when editing the registry, as incorrect changes can cause further issues.

Method 3: Windows Update Fix

  1. Step 1: Open the Settings app and go to Update & Security.
  2. Step 2: Click on Check for updates and install any available Windows updates.
  3. Step 3: Restart your computer and see if the error persists.

💡 Conclusion

By following these steps, you should be able to resolve the 'Error 0xc0000225: NLS data is missing/contains errors' issue. Remember to always back up your important files and data before making any system changes.

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