It goes through the motions then it says did not load some items. Could you help please?  It also freeze the screen at times.

It seems as though the Media center is a 2004 version and will not update.  I guess that Hp Media Center PCs- System Not Eligible For Upgrade When Attempting to Upgrade To Media Center 2005. For a while Microsoft was passing out upgrade disc Dvd (7241527008) and then my problems began.  My system has xp sp2  i feel abandoned by HP after they deciced the 2005 MCE upgrade process was to hard to support and told me to buy another computer.

Microsoft Zune Will not installl On Hp Media Center M480n any ideas besides buy a new machine

Thanks so very much for pointing me in the right direction.  Taking onwership of files was the answer.

I made the hard drive a slave drive in order to get to the files any way you can think of ?