title: ElementNotVisibleException: Message: element not interactable in Robot Framework
body: <p>Example code:</p>
  
  <pre><code>&lt;div class="modal-footer"&gt;
     &lt;button type="button" class="btn btn-primary btn-block" data-modal="AlertSubmitApproval" id="btn_close_modal"&gt;ตกลง&lt;/button&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p>I try to click the button <code>id="btn_close_modal"</code> but it seems like the button is not visible then robot response <code>ElementNotVisibleException: Message: element not interactable</code>, in spite of the fact I able to click by manual.</p>
  
  <p>My robot code:</p>
  
  <pre><code>Request approve
  Selenium2Library.Click Element   &amp;{Landing}[reqApprove]
  Sleep   2s
  Selenium2Library.Click Element   &amp;{Landing}[cofReq]
  Sleep   2s
  Selenium2Library.Wait Until Page Contains Element     id=btn_close_modal    timeout=20s
  Sleep   3s
  Selenium2Library.Click Element   id=btn_close_modal
  </code></pre>
  
  <p>How can I able to click the button <code>id=btn_close_modal</code>, please could anyone help.</p>