Microsoft Windows Error Code 0xC0000035: How to Fix It

Medium 30-60 minutes Medium Severity Verified June 2026
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Error Code
0xC0000035
Brand
Microsoft Windows
Product Type
operating_system
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-60 minutes
Error code 0xC0000035, known as STATUS_OBJECT_NAME_COLLISION, means that the system attempted to create a file, registry key, or other object with a name that already exists. This commonly occurs during software installation, driver updates, or system file operations. Below are simple steps to resolve this issue.
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Tools You'll Need

How to Fix Error Code 0xC0000035

  1. Run a System File Checker (SFC) Scan

  2. Perform a DISM Restore Health Scan

  3. Check for Conflicting Software or Drivers

    Back up important data before making system changes.

  4. Perform a Clean Boot

  5. Use Registry Cleaner or Manually Delete Duplicate Keys

    Editing registry incorrectly can cause system instability. Back up the registry first: File > Export > save a .reg file.

  6. Check for Windows Updates

  7. Reset or Reinstall Windows

    This will remove installed apps. Back up your files before proceeding.
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When to Call a Professional

If you are not comfortable editing the registry or performing system restores, or if the error persists after all steps, contact a professional technician or Microsoft support.

Frequently Asked Questions

What causes error 0xC0000035 in Windows?
This error occurs when the system tries to create a file, folder, or registry key that already exists, often due to software conflicts, corrupted system files, or duplicate registry entries.
Can I fix error 0xC0000035 without reinstalling Windows?
Yes, in most cases. Try SFC and DISM scans first, then clean boot or uninstall conflicting software. Only reset or reinstall Windows as a last resort.
Is error 0xC0000035 a virus or malware?
Not typically. It's a system-level error related to name collision. However, malware can cause file corruption, so running a full antivirus scan is recommended if you suspect malicious activity.
Does error 0xC0000035 appear at startup or during specific tasks?
It can appear during startup, software installation, or when Windows attempts to write a file. Context depends on which program triggers the duplicate name.
How do I prevent error 0xC0000035 from happening again?
Keep Windows updated, avoid installing conflicting software, regularly run SFC scans, and maintain a clean registry using reliable tools.

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