SQL Server Installation Error

Hi,

While installing SQL Server 2008 earlier I was getting the following error:

"Not all priviledges referenced are assigned to the caller"

I tried many threads for removing this error but no success.

I unistalled all the instances of SQL Server (2005, partial 2008 and 2008 R2) and also removed the "SQL Server" folder fromProgram Files.

Now when I am trying to install SQL Server 2008 nothing is happening after this window:

Kindly help!!!

Regards,

Rahul