WMI Repository Troubleshooting and Rebuilding

Windows Management Instrumentation [WMI] is a Core Infrastructural set developed by Microsoft for management of Windows devices and data. It helps in scripting and fetching Windows component related to the devices and settings.

WMI caters to the requirements through the WBEM repository where it stores the vital information and it may get corrupt denying proper data as required.

Below are few steps to diagnose if WMI repository is corrupt and steps to troubleshoot OR rebuild the WMI repository

To Verify if WMI repository is fine

winmgmt /verifyrepository

If the Results shows Inconsistent, we can run the following command to repair the repository

winmgmt /salvagerepository

Once the repair is completed, try running /verifyrepository to check if it has fixed the WMI corruption issue. If not, follow the below steps to rebuild the repository

1.       Disable and stop the winmgmt service

2.       Remove or Rename C:\Windows\System32\wbem\repository

3.       Enable and start the winmgmt [Windows Management Instrumentation] service

4.       Open a CMD prompt as Administrator

5.       In the CMD prompt Navigate to C:\Windows\System32\wbem\

6.       Run the following command: ‘for /f %s in ('dir /b *.mof') do mofcomp %s’

Note: This will take a minute or so to complete.

7.       Now run the command: ‘for /f %s in ('dir /b en-us\*.mfl') do mofcomp en-us\%s’

8.       Restart the Data Collector service

These steps should fix the issue with WMI repository