Microsoft Lists XP SP2 Problems (NewsFactor) NewsFactor - With automatic download of Microsoft's (Nasdaq: MSFT) enormous SP2 security patch to the Windows XP operating system set to begin, the industry still waits to understand its ramifications. Home users that have their preferences set to receive operating-system updates as they are made available by Microsoft may be surprised to learn that some of the software they already run on their systems could be disabled by SP2 or may run very differently.