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

Navigate to the following path: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger

Unauthorized modifications can introduce malware or backdoors.

If you have tried all the previous methods and the error persists, consider these more advanced solutions. Use the Windows Device Manager to check for updates

: Outdated network or chipset drivers can sometimes cause timing issues that trigger these collisions. Use the Windows Device Manager to check for updates.

While the core issue is always a name collision, several underlying factors can trigger this specific event: Alternatively, some repack scripts attempt to mimic system

When a repack installer runs, it often executes a script to disable services and background tasks that might interfere with the installation. If the script forcibly kills the Windows Update service or the specific tracing session without properly closing the handle, the system may retain a "ghost" reference to the WindowsUpdateTracelog . Alternatively, some repack scripts attempt to mimic system behaviors to check for update dependencies or to modify system files. In doing so, they might inadvertently trigger the initialization of the WindowsUpdateTracelog .

Are you currently facing any with downloading or installing updates, or is the error only appearing in your Event Viewer ? Use the Windows Device Manager to check for updates

The word in the message refers to Windows trying to reuse or repackage the logging session, but failing because of the name clash.

Navigate to the following path: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger

Fixing Error 0xc0000035: Session "WindowsUpdateTracelog" Failed to Start