If you have SharePoint 2010 installed which comes as part of Office 2010 suite and you want to re-install it, then there is a huge probability that an error will prevent Office 2010 from installing. This is just one of countless examples, you might face such problem while upgrading from Office 2007 as well.
The Office 2010 installer will ask you to delete SharePoint 2010 completely before installing a fresh version again. Now how are you supposed to delete SharePoint 2010 completely, didn’t Office 2010 uninstall properly? This question will keep you wondering, but we have a solution for you.