   </div>
          </div>
          <p>
            To simplify error handling and to aid in application debugging, environments offer several useful
            methods. 
            
            <span>Note that many of these
            methods are identical to the error handling methods available for the
            
            <span>Db</span>
            
            
            <span>class.</span>
            
            </span>

            They are:
        </p>
          <div class="itemizedlist