09 Sep 2007
11 Oct 2011
Link to this post
For anyone wondering where this file gets put (after it's installed), here is where I found it:
C:\Program Files (x86)\WPF Toolkit\v3.5.50211.1
Of course the version number might vary. x86 would also be missing if you're running 32-bit Windows.
Telerik | Sitefinity CMS