Cannot find using System.Data.Linq

Question

I\'m using C#, EF 4 in asp.net 4 and VS 2010.

I\'m trying to load namespace System.Data.Linq with this code using System.Data.Linq and I r

Answer 1

Try re-change target framework for your project.

Go to Proporties > Application > Target Framework change to another than used now, and next change it back.