Windows XP stops responding when you download Windows updates

If you try to download an update from the Windows Update site to your computer and get an error message labeled "Initialization Error 0x8007007e," or the computer stops responding when you accept the end-user license agreement, it may be because of corrupted or unregistered system files. Find out what to do to solve the problem by reading KB article 831429 at:
http://support.microsoft.com/kb/831429/en-us