Error 1 Type 'Rectangle' already reserves a member called 'get_Width' with the same parameter types E:\Test\Rectangle.cs5940

module Product {
    export interface Scope {
        message: string;
    }

    export class Controller {
        constructor($scope: Scope) {
            $scope.message = "Hello from Masoud";
        }
    }
}

<script type="text/javascript" src="~/scripts/app/ProductController.js"></script>
<div ng-app>
    <div ng-controller="Product.Controller">
        <p>{{message}}</p>
    </div>
</div>

public virtual TEntity Find(Func<TEntity, bool> predicate)
{
    return _tEntities.Where(predicate).FirstOrDefault();
}

   [TestMethod]
        public void CodedUITestMethod1()
        {            
            this.UIMap.CalculateSum();
            this.UIMap.txtSecondValueMustBe10();
        }

        public void CodedUITestMethod1 ()
        {
            #region Variable Declarations
            WinEdit uITxtFirstNumberEdit = this.UIدوعددصحیحواردنماییدWindow.UITxtFirstNumberWindow.UITxtFirstNumberEdit;
            WinEdit uITxtSecondNumberEdit = this.UIدوعددصحیحواردنماییدWindow.UITxtSecondNumberWindow.UITxtSecondNumberEdit;
            WinButton uICalculateSumButton = this.UIدوعددصحیحواردنماییدWindow.UICalculateSumWindow.UICalculateSumButton;
            #endregion

            // Type '10' in 'txtFirstNumber' text box
            uITxtFirstNumberEdit.Text = this.CalculateSumParams.UITxtFirstNumberEditText;

            // Type '{Tab}' in 'txtFirstNumber' text box
            Keyboard.SendKeys(uITxtFirstNumberEdit, this.CalculateSumParams.UITxtFirstNumberEditSendKeys, ModifierKeys.None);

            // Type '10' in 'txtSecondNumber' text box
            uITxtSecondNumberEdit.Text = this.CalculateSumParams.UITxtSecondNumberEditText;

            // Click 'Calculate Sum' button
            Mouse.Click(uICalculateSumButton, new Point(83, 12));

            // Type '10' in 'txtFirstNumber' text box
            uITxtFirstNumberEdit.Text = this.CalculateSumParams.UITxtFirstNumberEditText1;

            // Type '{Tab}' in 'txtFirstNumber' text box
            Keyboard.SendKeys(uITxtFirstNumberEdit, this.CalculateSumParams.UITxtFirstNumberEditSendKeys1, ModifierKeys.None);

            // Type '10' in 'txtSecondNumber' text box
            uITxtSecondNumberEdit.Text = this.CalculateSumParams.UITxtSecondNumberEditText1;

            // Type '{Tab}' in 'txtSecondNumber' text box
            Keyboard.SendKeys(uITxtSecondNumberEdit, this.CalculateSumParams.UITxtSecondNumberEditSendKeys, ModifierKeys.None);

            // Click 'Calculate Sum' button
            Mouse.Click(uICalculateSumButton, new Point(49, 11));

            // Type '10' in 'txtFirstNumber' text box
            uITxtFirstNumberEdit.Text = this.CalculateSumParams.UITxtFirstNumberEditText2;

            // Type '{Tab}' in 'txtFirstNumber' text box
            Keyboard.SendKeys(uITxtFirstNumberEdit, this.CalculateSumParams.UITxtFirstNumberEditSendKeys2, ModifierKeys.None);

            // Type '5' in 'txtSecondNumber' text box
            uITxtSecondNumberEdit.Text = this.CalculateSumParams.UITxtSecondNumberEditText2;

            // Type '{Tab}' in 'txtSecondNumber' text box
            Keyboard.SendKeys(uITxtSecondNumberEdit, this.CalculateSumParams.UITxtSecondNumberEditSendKeys1, ModifierKeys.None);

            // Click 'Calculate Sum' button
            Mouse.Click(uICalculateSumButton, new Point(74, 16));
        }

  public void txtSecondValueMustBe10()
        {
            #region Variable Declarations
            WinEdit uITxtSecondNumberEdit = this.UIدوعددصحیحواردنماییدWindow.UITxtSecondNumberWindow.UITxtSecondNumberEdit;
            #endregion

            // Verify that the 'ControlType' property of 'txtSecondNumber' text box equals '10'
            Assert.AreEqual(this.txtSecondValueMustBe10ExpectedValues.UITxtSecondNumberEditControlType, uITxtSecondNumberEdit.ControlType.ToString());
        }