Corruption in system files can sometimes cause phantom log errors.
There are two primary causes for this error:
If all else fails, an in-place upgrade reinstalls Windows while keeping your apps and files. microsoft.windows.windowsupdate.ruximlog failed to start
This replaces corrupt Windows Update components, including ruximlog, with fresh ones from the latest build.
net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 catroot2.old
net start wuauserv
net start cryptSvc
net start bits
net start msiserver
If you provide the exact command or context where you saw this error, I can give a more precise solution. Corruption in system files can sometimes cause phantom
The "Microsoft.Windows.WindowsUpdate.RUXIMLog" failed to start error, often accompanied by code 0xC0000035, indicates a non-critical background logging conflict within the Reusable User Experience Interaction Manager component. Resolving this issue typically involves running DISM/SFC scans, resetting Windows Update services, or addressing driver conflicts. For detailed troubleshooting steps from Microsoft, visit Microsoft Support.
Since last windows update at start of June i have had constant crashes The bugcheck was: 0x00000116 - Microsoft Q&A net stop wuauserv net stop cryptSvc net stop
The error Microsoft.Windows.WindowsUpdate.RUXIMLog failing to start (often with Event ID 2 and error code 0xC0000035) is typically related to the ReUsable UX Integration Manager (RUXIM), a component Windows uses to manage update-related interactions and system "remediation" tasks.
In many cases, this error is a logging conflict that can be safely ignored if your system is otherwise stable, but it can sometimes signal underlying file corruption or conflicts with specific updates like KB5001716. Recommended Troubleshooting Steps
Open Services.msc and look for: