Microsoft Windows Error Code 0xC0000081: How to Fix It
Easy 30-45 minutes Medium Severity
Verified June 2026
- Error Code
- 0xC0000081
- Brand
- Microsoft Windows
- Product Type
- operating_system
- Severity
- Medium
- DIY Difficulty
- Easy
- Estimated Fix Time
- 30-45 minutes
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Tools You'll Need
- Windows PC
- Administrator access
How to Fix Error Code 0xC0000081
-
Restart RPC Services
Do not disable RPC services as they are critical for Windows operation. -
Run System File Checker
-
Check for Windows Updates
-
Perform Clean Boot
After troubleshooting, re-enable services and startup items. -
Repair System Using DISM
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When to Call a Professional
If the error persists after all steps, consider a Windows repair installation or contact a professional technician.Frequently Asked Questions
What does error 0xC0000081 mean in Windows?
It means a Remote Procedure Call (RPC) server is running when it should be disabled, often due to misconfigured services or corrupted files.
Can I fix error 0xC0000081 without reinstalling Windows?
Yes, most cases can be fixed by restarting RPC services, running System File Checker, and updating Windows.
Is error 0xC0000081 caused by malware?
While not typically caused by malware, a system scan with Windows Defender is recommended to rule out infections.
How do I restart RPC services on Windows?
Press Win+R, type 'services.msc', find 'Remote Procedure Call (RPC)', right-click and select 'Restart'. Do the same for 'RPC Endpoint Mapper'.
Will error 0xC0000081 affect my programs?
Yes, it can prevent applications from communicating via RPC, causing errors in file sharing, printing, and other network functions.