Unexpected "Tuning indexed views requires SQL Server 2005 Enterprise Edition"?

One day this week, I received the following query from a colleague. Run ScriptToPrepareRepro.sql in order to backup and drop a couple of indexes AdventureWorks. Start the Database Tuning Advisor and create a new tuning session. Select the Workload.sql script as workload file to run against AdventureWorks. On the “Tuning Options” tab, make sure that…

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