The error message may like – “The installation of Microsoft Office 2010 requires that MSXML version 6.10.1129.0 that should be installed on your computer. Install the component ………..” This because, Windows XP SP2 and previous versions does not included MSXML 6.0 Service Pack 1 (MSXML6.1), which is a pre-requisite for installing Office 2010. To install Office 2010 on your Windows XP SP2 either you should update to XP SP3 or just download and install the tool MSXML 6.0 SP1from Microsoft. Hope it will help you.