Previous Version of Silverlight radControls

[Travis]

Can you provide me with a link to the previous Version of the SilverLight RadControls (2011.1.315.1040). I upgraded to Version: 2011.2 920 (Sep 21, 2011)  and it broke my app, the RadWindow has been rewritten.

I get the below error:
http://www.telerik.com/community/forums/silverlight/window/value-does-not-fall-within-expected-range-since-upgrade-to-latest-version.aspx

Thanks.