f the upgrade product and removal of the installed product. For more information, see Bob Arnson's blog post 
"Paying for Upgrades" for details. If installation of the upgrade product fails, Windows Installer also rolls back the removal of the installed product -- in other words, reinstalls it.</p>



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          <code onmouseout="hideTip(event, '1954', 1954)" onmouseover="showTip(event, '1954', 1954)">
            AfterInstallExecuteAgain