title: How to change error message in apex5.0
body: <p>In apex5.0, I have a page Item Ref_no define as number and a dynamic action associated with it that fill other Page Items.</p>
  
  <p>when entered an incorrect ID getting below error message:
  Ajax call returned server error ORA-01403: no data found for Execute PL/SQL Code.</p>
  
  <p>Is there a way to customise this error to 'Enter Correct Reference'</p>