Open an administrative Command Prompt and run logman query -ets . If you see a WindowsUpdateTraceLog session in a “Running” or stale state, stop it immediately. Then, smile — you’ve just fixed the problem.
By systematically applying the solutions above—starting with logman stop to kill dead ETW sessions, clearing log file corruption, resetting Windows Update components, or performing an in-place upgrade—you can eliminate this error permanently. Open an administrative Command Prompt and run logman
This error typically appears in the under Applications and Services Logs > Microsoft > Windows > WindowsUpdateClient > Operational . It does not always manifest as a pop-up dialog box, but it can be the hidden culprit behind update failures, high CPU usage from the TrustedInstaller service, or Windows Update getting "stuck" at 0% or 99%. clearing log file corruption