ORA-16881
        standby database is not protecting the current primary database during rolling database maintenance
        
        
        Cause
        This standby database was a member of the leading group standby databases protecting the future primary database, or was a member of the trailing group standby databases protecting the original primary database during the rolling database maintenance operation.
        Action
        This issue will be resolved once all the databases have completed the maintenance operation and the DBMS_ROLLING.FINISH procedure is executed.
        
     
    
    
        ORA-16881
        standby database is not protecting the current primary database during rolling database maintenance
        
        
        Cause
        This standby database was a member of the leading group standby databases protecting the future primary database, or was a member of the trailing group standby databases protecting the original primary database during the rolling database maintenance operation.
        Action
        This issue will be resolved once all the databases have completed the maintenance operation and the DBMS_ROLLING.FINISH procedure is executed.
        
     
    
    
        ORA-16881
        standby database is not protecting the current primary database during rolling database maintenance
        
        
        Cause
        This standby database was a member of the leading group standby databases protecting the future primary database, or was a member of the trailing group standby databases protecting the original primary database during the rolling database maintenance operation.
        Action
        This issue will be resolved once all the databases have completed the maintenance operation and the DBMS_ROLLING.FINISH procedure is executed.