Note: Disabling this tracer does not break Windows Update; it simply stops the real-time performance trace logging that triggers the error.
Usually, . If your computer is running smoothly and Windows Updates are installing correctly, this is often just "log noise." However, if it’s cluttering your Event Viewer or you’re having trouble updating Windows, you should address it. How to Fix It 1. The "Clean Slate" Reboot
WMI handles many internal logging functions. Restarting it can clear stuck sessions: Note: Disabling this tracer does not break Windows
You may need to take ownership of this folder to delete files inside it.
Find the session causing the error (e.g., WindowsUpdateTraceLog or PerfDiag Logger ), right-click it, and select . How to Fix It 1
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.
Look for any session named WindowsUpdateTraceLog . If present but not functioning, it may be a stale session. Find the session causing the error (e
By following this guide, you can diagnose, fix, and prevent the “Session WindowsUpdateTraceLog failed to start with error 0xc0000035” message. Remember, in most cases it’s a minor hiccup—not a reason to worry. If you need further assistance, consult Microsoft’s official support forums or a qualified IT professional.