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The Activity Monitor is unable to execute queries against server OEOHOS83.
Activity Monitor for this instance will be placed into a paused state.
Use the context menu in the overview pane to resume the Activity Monitor.

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Access is denied. (Exception from HRESULT: 0x80070005 (E_ACCESSDENIED)) (mscorlib)

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Program Location:

   at System.Runtime.InteropServices.Marshal.ThrowExceptionForHRInternal(Int32 errorCode, IntPtr errorInfo)
   at System.Runtime.InteropServices.Marshal.ThrowExceptionForHR(Int32 errorCode)
   at System.Management.ManagementScope.InitializeGuts(Object o)
   at System.Management.ManagementScope.Initialize()
   at Microsoft.SqlServer.Management.ResourceMonitoring.SqlPerfmonProcessReader.get_LogicalCpuCount()
   at Microsoft.SqlServer.Management.ResourceMonitoring.SqlPerfmonProcessReader.GetSqlProcessCpuUtilization()
   at Microsoft.SqlServer.Management.ResourceMonitoring.BackgroundSqlCpuTask.Execute()
   at Microsoft.SqlServer.Management.ResourceMonitoring.BackgroundWorkRequest.Execute()
   at Microsoft.SqlServer.Management.ResourceMonitoring.BackgroundWorkRequestQueue.BackgroundWorker_DoWork(Object sender, DoWorkEventArgs e)
   at System.ComponentModel.BackgroundWorker.OnDoWork(DoWorkEventArgs e)
   at System.ComponentModel.BackgroundWorker.WorkerThreadStart(Object argument)