Log into your monitoring supervisor or collector and run this command:
Get-CimInstance Win32OperatingSystem
Run this command from an elevated administrative command prompt on the Windows server: winmgmt /verifyrepository Use code with caution. win32operatingsystem result not found via omi new
Get-WmiObject Win32_OperatingSystem
If connectivity is confirmed but the class is still "not found," the local WMI repository on the Windows host may be corrupted. This can sometimes be fixed by restarting the Windows Management Instrumentation (WMI) service or rebuilding the repository using winmgmt /resetrepository . Troubleshooting Steps FortiSIEM AIO - Collector questions and WMI/OMI issues Log into your monitoring supervisor or collector and