ORA-12231
        TNS:No connection possible to destination
        
        
        Cause
        This error is reported by an interchange which fails to find a possible connection along the path to the destination.
        Action
        Report the problem to your Network Administrator so that he may fix the problem.
        
     
    
    
        ORA-12231
        TNS:No connection possible to destination
        
        
        Cause
        This error is reported by an interchange which fails to find a possible connection along the path to the destination.
        Action
        Report the problem to your Network Administrator so that he may fix the problem.
        
     
    
    
        ORA-12231
        TNS:No connection possible to destination
        
        
        Cause
        This error is reported by an interchange which fails to find a possible connection along the path to the destination.
        Action
        Report the problem to your Network Administrator so that he may fix the problem.