RMAN-20006
        target database name is missing
        
        
        Cause
        target database instance is not started or db_name initialization parameter is not set
        Action
        startup the instance and make sure that db_name parameter is set
        
     
    
    
        RMAN-20006
        target database name is missing
        
        
        Cause
        target database instance is not started or db_name initialization parameter is not set
        Action
        startup the instance and make sure that db_name parameter is set
        
     
    
    
        RMAN-20006
        target database name is missing
        
        
        Cause
        target database instance is not started or db_name initialization parameter is not set
        Action
        startup the instance and make sure that db_name parameter is set