RMAN-05537
        DUPLICATE without TARGET connection when auxiliary instance is started with spfile cannot use SPFILE clause
        
        
        Cause
        A DUPLICATE was attempted when the auxiliary database was started with a server parameter file and the SPFILE sub-clause was specified.  RMAN cannot restore the server parameter file if the auxiliary database is already started with a server parameter file.
        Action
        Start the auxiliary database with a client parameter file or do not specify SPFILE sub-clause and retry.
        
     
    
    
        RMAN-05537
        DUPLICATE without TARGET connection when auxiliary instance is started with spfile cannot use SPFILE clause
        
        
        Cause
        A DUPLICATE was attempted when the auxiliary database was started with a server parameter file and the SPFILE sub-clause was specified.  RMAN cannot restore the server parameter file if the auxiliary database is already started with a server parameter file.
        Action
        Start the auxiliary database with a client parameter file or do not specify SPFILE sub-clause and retry.
        
     
    
    
        RMAN-05537
        DUPLICATE without TARGET connection when auxiliary instance is started with spfile cannot use SPFILE clause
        
        
        Cause
        A DUPLICATE was attempted when the auxiliary database was started with a server parameter file and the SPFILE sub-clause was specified.  RMAN cannot restore the server parameter file if the auxiliary database is already started with a server parameter file.
        Action
        Start the auxiliary database with a client parameter file or do not specify SPFILE sub-clause and retry.