Session Windowsupdatetracelog Failed To Start With The Following Error 0xc0000035 Repack

Applies to: Windows 10, Windows 11, Windows Server 2016/2019/2022

If the above fails, the collision might be in the global ETW controller. Use this PowerShell script to list and force-remove any duplicate sessions:

$sessionName = "WindowsUpdateTraceLog"
$sessions = logman query -ets | Select-String $sessionName -Context 0,2
if ($sessions) 
Write-Host "Found conflicting session – removing..."
logman stop $sessionName -ets
logman delete $sessionName -ets

Then restart the Windows Update service:

Restart-Service wuauserv -Force

If the error persists because the system thinks a session is already running, you must clear the ETW state. This is done via the command line (Admin privileges):

(Normative references typically include Microsoft Docs on ETW, logman, wevtutil, Autologger registry keys, DISM/SFC, and Windows Update troubleshooting.)

This error typically appears in the Windows Event Viewer as a Kernel-EventTracing event (ID 2), indicating that a specific logging session failed to initialize because of a naming conflict or missing configuration. In the context of "WindowsUpdateTraceLog," this usually means the system tried to start a trace session that was already active or whose temporary log file was locked. What Error 0xc0000035 Means Applies to: Windows 10, Windows 11, Windows Server

Technically, this code stands for STATUS_OBJECT_NAME_COLLISION. This means the Windows Update service tried to create a new logging session, but another session or object with the same name was already present in the system's memory or file directory. How to Fix the WindowsUpdateTraceLog Error 1. Restart the Windows Update Service Often, a simple service reset clears the naming conflict. Press Win + R, type services.msc, and hit Enter. Locate Windows Update in the list. Right-click it and select Restart. 2. Clear the Windows Update Cache

If corrupted temporary files are causing the "collision," resetting the update folders can help. Open Command Prompt as an administrator. Stop the update services by entering: net stop wuauserv net stop bits Rename the software cache folders:

ren C:\Windows\SoftwareDistribution SoftwareDistribution.old ren C:\Windows\System32\catroot2 Catroot2.old Restart the services: net start wuauserv net start bits 3. Modify the Registry (For Advanced Users)

If the error persists on every reboot, you can disable the specific "AutoLogger" that is failing.

Open Regedit and navigate to:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\AutoLogger\EventLog-System Find the keys Enabled and EnableProperty.

Change their values from 1 to 0. This prevents the system from attempting to start that specific trace session, which stops the error from logging in the Event Viewer. 4. Run System Repair Tools

If corrupted system files are preventing the logger from starting, use the built-in repair tools: In an administrative Command Prompt, run: sfc /scannow DISM /Online /Cleanup-Image /RestoreHealth Is This Error Dangerous? If the error persists because the system thinks

In most cases, no. If your computer is downloading and installing updates normally, this error is often just "noise" in the Event Viewer. Microsoft support specialists often recommend ignoring it if you aren't seeing actual performance drops or update failures.

Are you currently seeing stalled updates or system crashes alongside this error?

Troubleshooting Session Windows Update Trace Log Failed to Start: Error 0xc0000035

The Windows Update Trace Log is a valuable tool for system administrators and power users to diagnose and troubleshoot issues related to Windows updates. However, sometimes this log may fail to start, hindering the troubleshooting process. One such error that users may encounter is "Session Windows Update Trace Log failed to start with the following error: 0xc0000035." In this article, we will explore the possible causes of this error and provide step-by-step solutions to resolve the issue, specifically focusing on the "repack" aspect.

Understanding the Error Code 0xc0000035

The error code 0xc0000035 is a Windows error code that typically indicates a problem with the Windows registry or a failure to access a required system resource. In the context of the Windows Update Trace Log, this error may occur due to corrupted system files, registry entries, or issues with the Windows Update service.

Causes of the Error

Based on user reports and Microsoft support forums, the following are some possible causes of the error:

Repack and Its Relation to the Error

The term "repack" refers to a repackaged version of a software or driver, often modified to bypass certain restrictions or requirements. In some cases, repackaged software or drivers may cause system instability or compatibility issues, leading to errors like 0xc0000035.

If you have installed a repackaged version of Windows or a software component, it may be contributing to the error. To resolve the issue, you may need to:

Solutions to Resolve the Error

To troubleshoot and resolve the "Session Windows Update Trace Log failed to start with the following error: 0xc0000035" issue, follow these steps: