ORA-16850
        A previous switchover to this database was interrupted and aborted.
        
        
        Cause
        A previous switchover operation to this database was interrupted by the user. The interruption may be caused by a stalled switchover.
        Action
        Check the Oracle Data Guard broker log file and the Oracle log file for more information, fix the underlying problem, and then reissue the switchover command.
        
     
    
    
        ORA-16850
        A previous switchover to this database was interrupted and aborted.
        
        
        Cause
        A previous switchover operation to this database was interrupted by the user. It may be caused by a hang.
        Action
        Fix the underlying problem and reissue the switchover command again.
        
     
    
    
        ORA-16850
        A previous switchover to this database was interrupted and aborted.
        
        
        Cause
        A previous switchover operation to this database was interrupted by the user. It may be caused by a hang.
        Action
        Fix the underlying problem and reissue the switchover command again.