ORA-09930
        LUB of two labels is invalid
        
        
        Cause
        The result of a least upper bound operation on two labels was not valid.
        Action
        Repeat the operation with two different labels. Consult the system encoding file for the values of valid labels.
        
     
    
    
        ORA-09930
        LUB of two labels is invalid
        
        
        Cause
        The result of a least upper bound operation on two labels was not valid.
        Action
        Repeat the operation with two different labels. Consult the system encoding file for the values of valid labels.
        
     
    
    
        ORA-09930
        LUB of two labels is invalid
        
        
        Cause
        The result of a least upper bound operation on two labels was not valid.
        Action
        Repeat the operation with two different labels. Consult the system encoding file for the values of valid labels.