Multilingual User Interface?

Hi there.
I downloaded OfficeXP whit servicepack 2 integrated, but now heres a problem.
Im dutch, so I want to install the Multilingual User Interface Pack from the Microsoft-site.
But when I try to install it, I get an error message;

The expected Version of the product was not found oln your system
[/B]Does anyone know how to solve this?

Thanks.

One post is sufficient, no need to dbl up. Suggestions can be made HERE.

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