The task that monitors Active Directory Domain Services for changes in site topology failed for the following intersite transport ...

The task that monitors Active Directory Domain Services for changes in site topology failed for the following intersite transport object. 
 
Intersite transport object:
%1 
 
Additions, deletions, and modifications of intersite transport objects will not be recognized by the Intersite Messaging service until this service is stopped and then restarted. 
 
User Action 
Restart the Intersite Messaging service or this domain controller. 
 
Additional Data 
Error value:
%3 %2