Wbemtest.exe is a tool that is included as part of the WMI installation that helps to troubleshoot WMI issues. 

To use wbemtest complete the following steps

  • Click start, then run and enter wbemtest and click OK.

  • Click the connect button.

  • In the namespace box enter \\servername\root\cimv2, where servername is the name of the server to connect to.

  • Click connect.

  • Click the query button.

  • In the query field enter SELECT * FROM Win32_OperatingSystem.

  • Click the apply button.

  • A single result should be returned, otherwise an error message will be displayed.