A second attempt to create the same session (either manually or by another service) triggers a name collision.
The WindowsUpdateTracelog is a specific ETW session dedicated to recording the activities of the Windows Update client. When your computer checks for updates, downloads a patch, or installs a driver, this session is supposed to record the details so that technicians can troubleshoot failures later. A second attempt to create the same session
For persistent cases, use a tool like or Sysinternals WinObj to inspect the \KernelObjects\ namespace for a stale WindowsUpdateTraceLog event handle. No public tool directly deletes these; a reboot is the cleanest solution. For persistent cases, use a tool like or
An (refreshing Windows while keeping files and applications) can resolve persistent issues when other methods fail. Microsoft's support documentation suggests this as a viable next step, with proper data backup recommended before proceeding. Microsoft's support documentation suggests this as a viable
logman stop "Windows Update Trace Log" -ets