Active Directory Forest Discovery was run for forest %1 and it could not complete. The error code returned was %5. Possible ...

%11Active Directory Forest Discovery was run for forest %1 and it could not complete. The error code returned was %5. Possible cause: the FQDN for the forest cannot be resolved because the forest FQDN specified does not exist or cannot be reached.  Solution: ensure that the FQDN for the forest is entered correctly, and that the forest can be contacted by the site server over the network.
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