The "microsoft.windows.windowsupdate.ruximlog failed to start" error with code 0xC0000035 can look intimidating, but it's almost always a harmless software conflict within Windows' diagnostic systems. It's typically a "noise" event in the log, not a symptom of a failing computer.
How to Fix the "microsoft.windows.windowsupdate.ruximlog failed to start" Error
: If the error started occurring recently, you might consider using System Restore to revert your system to a previous state where it was working correctly.
Sometimes, the RUXIMLog fails because the update directory is full or corrupted. Open Command Prompt as .
It is highly recommended to file a report in the Windows Feedback Hub about this issue. The more reports Microsoft receives, the faster a permanent fix is released.
In some cases, malicious software might block or corrupt system diagnostic tools.
Next, type the following command to repair system files and press : sfc /scannow
Once complete, restart your machine to see if the event logs clear up. Step 4: Disable or Reset the RUXIM Performance Counters
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger Delete the Microsoft.Windows.WindowsUpdate.RUXIMLog key and restart. Uninstall Health Tools: If present, uninstalling Microsoft Update Health Tools Settings > Apps and restarting has resolved the conflict for some. Microsoft Learn For official troubleshooting, you can also use the Windows Update Troubleshooter provided by Microsoft Support. Microsoft Support Are you seeing any secondary symptoms
Clearing the update cache forces Windows to recreate the RUXIM binaries and log files cleanly. Type in the Windows search bar. Right-click Command Prompt and select Run as administrator .
This is the official first step to reset internal update flags that might be causing the collision.
The error log is a common Windows Event Viewer warning that typically indicates a name collision or file conflict within Microsoft's background update logging tools. While it looks alarming, it usually does not disrupt your daily PC use and can often be safely ignored or resolved with standard built-in Windows repair steps.
Resetting the update components clears the cache where RUXIMLog might be failing to write data. Open as Administrator.
The most critical question for any user is, "Do I need to worry about this?" For the vast majority of users, the answer is . Here's a detailed breakdown of the primary causes and why this is often a harmless error.
The files responsible for managing updates are damaged.
Navigate to Applications and Service Logs > Microsoft > Windows > Kernel-EventTracing . Right-click and select Clear Log . Summary Table of Solutions Run SFC/DISM Repair system files Reset Windows Update Clear SoftwareDistribution Reinstall Health Tools Fix RUXIM Service Clear Event Log Remove false positive error
net stop wuauserv net stop cryptSvc net stop bits net stop msiserver Use code with caution. Rename the cache folders to back them up:
Microsoft.windows.windowsupdate.ruximlog | Failed To Start
The "microsoft.windows.windowsupdate.ruximlog failed to start" error with code 0xC0000035 can look intimidating, but it's almost always a harmless software conflict within Windows' diagnostic systems. It's typically a "noise" event in the log, not a symptom of a failing computer.
How to Fix the "microsoft.windows.windowsupdate.ruximlog failed to start" Error
: If the error started occurring recently, you might consider using System Restore to revert your system to a previous state where it was working correctly.
Sometimes, the RUXIMLog fails because the update directory is full or corrupted. Open Command Prompt as .
It is highly recommended to file a report in the Windows Feedback Hub about this issue. The more reports Microsoft receives, the faster a permanent fix is released. microsoft.windows.windowsupdate.ruximlog failed to start
In some cases, malicious software might block or corrupt system diagnostic tools.
Next, type the following command to repair system files and press : sfc /scannow
Once complete, restart your machine to see if the event logs clear up. Step 4: Disable or Reset the RUXIM Performance Counters
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger Delete the Microsoft.Windows.WindowsUpdate.RUXIMLog key and restart. Uninstall Health Tools: If present, uninstalling Microsoft Update Health Tools Settings > Apps and restarting has resolved the conflict for some. Microsoft Learn For official troubleshooting, you can also use the Windows Update Troubleshooter provided by Microsoft Support. Microsoft Support Are you seeing any secondary symptoms The "microsoft
Clearing the update cache forces Windows to recreate the RUXIM binaries and log files cleanly. Type in the Windows search bar. Right-click Command Prompt and select Run as administrator .
This is the official first step to reset internal update flags that might be causing the collision.
The error log is a common Windows Event Viewer warning that typically indicates a name collision or file conflict within Microsoft's background update logging tools. While it looks alarming, it usually does not disrupt your daily PC use and can often be safely ignored or resolved with standard built-in Windows repair steps.
Resetting the update components clears the cache where RUXIMLog might be failing to write data. Open as Administrator. Sometimes, the RUXIMLog fails because the update directory
The most critical question for any user is, "Do I need to worry about this?" For the vast majority of users, the answer is . Here's a detailed breakdown of the primary causes and why this is often a harmless error.
The files responsible for managing updates are damaged.
Navigate to Applications and Service Logs > Microsoft > Windows > Kernel-EventTracing . Right-click and select Clear Log . Summary Table of Solutions Run SFC/DISM Repair system files Reset Windows Update Clear SoftwareDistribution Reinstall Health Tools Fix RUXIM Service Clear Event Log Remove false positive error
net stop wuauserv net stop cryptSvc net stop bits net stop msiserver Use code with caution. Rename the cache folders to back them up: