Diagnosis
The object was selected from the search help. In the context of thissearch help, objects are only useful that are released for posting.

System Response
The system does not accept your selection.

Procedure
If you use the search help in a context in which you require theselected object (for example, because you want to assign this object toan asset), release the object for posting (using the relevant RE masterdata transaction). Then you can select it from the search help.
If you use the search help, for example, to search in posted documentsfor line items that concern specific Real Estate objects, it is notuseful to select the object you selected (as nothing can be posted toit). Select another object.