If you have already been prompted to migrate your solution from .NET 2.0 to .NET 3.5 and you responded "No" at the 开发者_Go百科time, how do you get Visual Studio 2008 to re-prompt you with this question?
Sorry, if there is a real simple solution to this one.
I don't think there is a way to get VS to do it for you. You can go to each project in your solution and set the 'Target Framework' on the 'Application' page of project properties.
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