Knowledge Scripts that collect performance counters, might return an error that a particular performance counter cannot be found.
While using Knowledge Scripts that collect performance counters, if any job returns an error indicating a particular performance counter cannot be found, look in the registry on the agent computer where the job was running, and open the registry key, HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\PerfProc\Performance
In the right pane, double-click Disable Performance Counters.
Review the value data to ensure that it is set to 0. If the value is not 0, change it.
Click OK, and the close the Registry Editor window.
NOTE:A reboot of the agent computer may be required to allow the counters to be visible again.