Since this error usually just means a duplicate process is trying to run, it’s often harmless. However, if it’s cluttering your Event Viewer, you can "clear the office" by following these steps:

If you notice system slowdowns or want to clear the error, try these steps: Troubleshoot problems updating Windows - Microsoft Support

Since the error can be triggered by a bad IP configuration or corrupted DNS cache, resetting these settings can sometimes help.

If you are seeing this error, it typically indicates that a system tracing session (often related to Windows Update or Microsoft-Windows-Remediation) is attempting to start, but encounters a "Name Collision" error ( 0xC00000350 x cap C 0000035

To restart the Windows Update service:

The most direct way to resolve a name collision is to stop the existing session manually. Press Win + R , type perfmon , and hit Enter. Expand on the left sidebar. Click on Startup Event Trace Sessions . Locate WindowsUpdateTracelog in the list. Right-click it and select Stop .

where the system attempts to start a logging session with a name that is already in use

Sometimes the Microsoft.Windows.Remediation or WindowsUpdateTraceLog errors are tied to this specific tool, which can be safely reinstalled. Go to . Search for Microsoft Update Health Tools . Click Uninstall . Restart your computer. Important Considerations for "Repack" Windows

If you are using a "repack" version of Windows, core update services may be stuck in a loop. Resetting the update folder can clear the cache. Open as Administrator. Type the following commands, pressing Enter after each: net stop wuauserv net stop bits

This paper analyzes the Windows event indicating "Session WindowsUpdateTraceLog failed to start with the following error 0xc0000035 repack". It examines root causes, diagnostic steps, and remediation approaches, and provides a reproducible troubleshooting workflow and preventive recommendations.

How to Fix Windows Update Trace Log Error 0xc0000035 The Windows Event Viewer error Session "WindowsUpdateTraceLog" failed to start with the following error: 0xc0000035 is a common administrative warning. It typically occurs during system startup or Windows Update processes. The error indicates a conflict between a logging session that is already running and a new attempt to start that same session. Understanding the Error Code 0xc0000035

If the error occurs every time you turn on your PC, you can stop the overlapping trace log session safely through the registry.

Incorrect parameters in the boot-start logging registry keys.

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger\WindowsUpdateTraceLog Use code with caution. Locate the DWORD value in the right-hand pane.

Third-party repack scripts disable update services but leave autologger hooks active.