If the above doesn’t help, run:
Note: You may need to "Take Ownership" of this folder to enter it. Delete the files ending in .etl related to Windows Update. Restart your computer. 2. Reset Windows Update Components
net stop wuauserv net stop bits del /f /q %SystemRoot%\Logs\WindowsUpdate\*.etl del /f /q %SystemRoot%\Logs\WindowsUpdate\*.old net start bits net start wuauserv If the above doesn’t help, run: Note: You
This error can also appear when:
This paper addresses the system error event where the Event Tracing for Windows (ETW) session WindowsUpdate_trace_log fails to initialize. The failure is accompanied by the hexadecimal status code . This analysis details the underlying architecture of ETW, decodes the specific error status, identifies root causes related to log file corruption and naming conflicts, and provides a comprehensive remediation strategy. This analysis details the underlying architecture of ETW,
The code 0xc0000035 translates to STATUS_OBJECT_NAME_COLLISION. In plain English, this means the Windows Update service tried to start a new tracing session using a name that was already in use by an active session. Because the name "WindowsUpdate_trace_log" was already claimed, the second attempt failed. Common Causes
If you are experiencing actual update failures alongside this log entry, follow these steps to resolve the underlying conflict: Troubleshoot problems updating Windows - Microsoft Support for a failing to start
However, for a failing to start, 0xc0000035 often corresponds to STATUS_OBJECT_NAME_COLLISION (from NTSTATUS.h) – which means "Object name already exists" (a duplicate name).
logman stop windowsupdate_trace_log
logman delete windowsupdate_trace_log