winmgmt /resetrepository (This rebuilds the WMI repository – back up first.) The OMI service account (usually NT AUTHORITY\SYSTEM or a specified domain account) must have access to root\cimv2 . Grant permissions via wmimgmt.msc → Properties → Security → Add the OMI service account with Execute Methods , Enable Account , Remote Enable . 8. Workaround – Query a Different Class If you cannot fix it immediately, check if other classes work:
This error typically occurs when using to query WMI classes on a Windows machine, but the expected Win32_OperatingSystem class isn’t accessible.
Get-WmiObject -Namespace root\cimv2 -Class __Win32Provider | Where-Object Name -like *operatingsystem* If missing, re‑register all WMI providers:
Run as on Windows:
Get-WmiObject Win32_OperatingSystem or
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