ORA-15457
        first letter of the volume name is not an alphabet
        
        
        Cause
        The first letter of the volume name was not an alphabetic character.
        Action
        Specify an alphabetic character as the first letter of the volume name.
        
     
    
    
        ORA-15457
        first letter of the volume name is not alphabetic
        
        
        Cause
        A volume name was specified with a nonalphabetic first character.
        Action
        Set the first character of the volume name to be alphabetic.
        
     
    
    
        ORA-15457
        first letter of the volume name is not alphabetic
        
        
        Cause
        A volume name was specified with a nonalphabetic first character.
        Action
        Set the first character of the volume name to be alphabetic.