Invalid Class Error Trying To Access WMI Class

Claudio Silva troubleshoots an error which gives the user a red herring:

This can return more than one line with different ComputerManagement (like ComputerManagement10). It depends on the versions you have installed on the host. The number “10” refers to the SQL Server 2008.
Now I can uncomment the last command and run it. The result is:

Get-CimInstance : Invalid class
At line:1 char:1
+ Get-CimInstance -CimSession $CIMsession -Namespace $(“rootMicrosoftSQLServerC …
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : MetadataError: (:) [Get-CimInstance], CimException
+ FullyQualifiedErrorId : HRESULT 0x80041010,Microsoft.Management.Infrastructure.CimCmdlets.GetCimInstanceCommand
+ PSComputerName : HOST001

Ok, a different error message. Let’s dig in it. I logged in on the host and confirmed that I have a SQL Server 2008 R2 instance installed. This means that I’m not accessing a lower version than 2005 like the initial warning message was suggesting.

Read the whole thing.

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