VS2012 - XDesProc hangs when Xaml file is opened

Question

In VS2012 whenever I try to open a xaml file (even in full XAML view) the XDesProc process keeps spinning and hangs visual studio. I tried killing it but it respawns.

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Answer 1

Translation: Just found this fix that works for Visual Studio 2012

Original text: Solo encontre respuesta con este fix. Funciona para Visual 2012.

http://www.microsoft.com/en-ie/download/details.aspx?id=36020