VS Team Test: .Net Unit Testing with Excel as Data Source: Adapter Failed

Question

I am trying to do Unit Testing with Excel as data source. I am getting the following exception. How do we correct it?

The unit test adapter failed to

Answer 1

Solved it myself in a different way. Other answers are welcome.

Refer: Walkthrough: Using a Configuration File to Define a Data Source http://msdn.microsoft.com/en-us/library/ms243192.aspx

  [TestMethod]
  [DeploymentItem("C:/Sheets/DataSheet.xlsx")]
  [DataSource("MyExcelDataSource")]
  public void ChangePasswordTest()
  {

     int a = Convert.ToInt32(TestContext.DataRow[0]); //(int)Column.UserId
     int b = Convert.ToInt32(TestContext.DataRow[1]);
     int expectedResult = Convert.ToInt32(TestContext.DataRow[2]);

     MyClass myObj = new MyClass(1, "P@ssw0rd");
     int actualResult = myObj.GetAdditionResult(a, b);
     Assert.AreEqual(expectedResult, actualResult, "The addition result is incorrect.");

  }

App.Config

For VS 2010, TestTools version used is Version=10.0.0.0