ORA-28185
        cannot change a user with administrative privilege to proxy-only connect user
        
        
        Cause
        An attempt was made to alter a user with an administrative privilege to a proxy-only connect user. This is not permitted because proxy users cannot connect to the database with administrative privilege.
        Action
        Remove the PROXY ONLY CONNECT property for the user and retry granting an administrative privilege to the user.
        
     
    
    
        ORA-28185
        cannot alter user with administrative privilege to proxy-only connect user
        
        
        Cause
        An attempt was made to alter a user with administrative privilege to a proxy-only connect user.
        Action
        This user cannot be altered to proxy-only connect user.
        
     
    
    
        ORA-28185
        cannot alter user with administrative privilege to proxy-only connect user
        
        
        Cause
        An attempt was made to alter a user with administrative privilege to a proxy-only connect user.
        Action
        This user cannot be altered to proxy-only connect user.