Diagnosis
You tried to create a subscription in the Administration Console or tocreate a new assignment between a publication and a replication object.For saving, the Administration Console has to select information aboutthe replication objects which correspondent to the involvedpublications. These information is not available.

Procedure
In the Administration Console, select object type Publications andthen the involved publication. Expand the node for the publication anddouble-click the replication objects that are assigned to yourpublication. Check if there are inactive replicaton objects. If youfind one, you can activate all inactive objects using the Activatebutton in the Administration Console. If not, open the BDoc Modeler(transaction SBDM) and check all involved BDocs. The name of the BDocis the same as the name of the replication object. The involved BDocsmust not deleted, have to be active and of type Synchronisation BDoc.If one is inactive, you should activate it and try to save your changesin the Administration Console. Otherwise the BDoc repository has to bechecked.