// cs0246-14.cs: The type or namespace name `Uri' could not be found. Are you missing a using directive or an assembly reference? // Line: 7 // This bug actual checks that the compiler doesn't crash public interface IFoo { string Heh { get; } // significant to cause the error. Uri Hoge (); // note that it cannot be resolved here. } public class Foo : IFoo { string IFoo.Heh { get { return null; } } public System.Uri Hoge () { return null; } }