Microsoft Windows Error Code 0xC0000223: How to Fix It

Medium 30 minutes to 2 hours Medium Severity Verified June 2026
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Error Code
0xC0000223
Brand
Microsoft Windows
Product Type
operating_system
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30 minutes to 2 hours
Error code 0xC0000223 (STATUS_CLIENT_SERVER_PARAMETERS_INVALID) indicates that invalid parameters were passed during a Remote Procedure Call (RPC) in Windows. This can prevent programs from starting or cause system crashes. The fix typically involves repairing system files, reinstalling affected software, or checking for malware.
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Tools You'll Need

How to Fix Error Code 0xC0000223

  1. Back Up Your Data

    Always back up data before troubleshooting system issues.

  2. Run System File Checker (SFC)

  3. Run DISM Tool

    This may take some time; do not interrupt.

  4. Reinstall the Problematic Application

  5. Run a Malware Scan

  6. Perform a Clean Boot

  7. Repair Install Windows

    Ensure you have a stable internet connection and backup.
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When to Call a Professional

If the error persists after repair install, it may indicate hardware issues (e.g., failing RAM or hard drive). Contact a technician to run diagnostics.

Frequently Asked Questions

What causes error 0xC0000223?
It's caused by invalid parameters in Remote Procedure Calls (RPC), often due to corrupt system files, malware, or a faulty application.
Can I fix error 0xC0000223 without reinstalling Windows?
Yes, try SFC, DISM, and malware scans first. Reinstalling the problematic app or a clean boot can also resolve it without a full reinstall.
Is error 0xC0000223 dangerous?
It's not dangerous by itself, but it indicates system instability. Ignoring it could lead to data corruption or crashes.

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