SAP Message /SAPCND/GENERATOR309 - Deletion was prevented by an object

Diagnosis
Deletion was prevented by an object.
The deletion cannot be executed at present. Owners of objects thatshould be deleted can register in the generation process, and preventthat the deletion is executed during specific system constellations.

System Response
The selected action cannot be executed.

Procedure
For information only. You can find a more detailed description of theproblem in the log above. There should be a message there from theowner of the object that prevented deletion. If this message does notexist, inform your responsible support organization.

Procedure for System Administration
Reconfigure your system so that generation can be executed. If theimport of a transport request failed, import it again.