SAP Message 0S158 - Object & is not defined in ABAP Dictionary

Diagnosis The system cannot display the fields of the specified object as it isnot defined in the ABAP Dictionary. The object will most likely not be defined in the ABAP Dictionary inthe future. It is also possible that the object may have been deleted from the ABAPDictionary after the performance trace. System Response Processing continues after the error message. Procedure If the object is only defined in the database, you can display adescription of the object using database tools.