o the afterInstallValidate scheduling, but if the installation of the upgrade product fails, 
Windows Installer also rolls back the removal of the installed product -- in other words, reinstalls it.</p>



        </td>
      </tr>
      <tr>
        <td class="member-name">

          <code onmouseout="hideTip(event, '1957', 1957)" onmouseover="showTip(event, '1957', 1957)">
            AfterInstallValidate
          </code>
          <div class="tip" id="1957">
            <strong>Signature:</strong> <br 