Building Silverlight solution with RIA service enabled fails on SharePoint 2010 SP1 Environments

This post is a contribution from Raghavendra Nanjaiah, an engineer with the SharePoint Developer Support team. On a SharePoint 2010 SP1 environment when you try to build Silverlight 4 or 5 solution with the following settings: Create a new “Silverlight Application” project. Host the Silverlight application in a new web site (default selected). Silverlight version…

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