Component Status Summarizer detected that the availability of component "%1" on computer "%2" has changed to Unknown.%12 ...

%11Component Status Summarizer detected that the availability of component "%1" on computer "%2" has changed to Unknown.%12

Possible cause: This component does not have an Availability State, it could not be accessed or it has not been updated.
Solution: Verify that the Site Server can connect to the registry of the server on which this component resides.%0