Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsDesignWaterLevelLocationsViewTest.cs
===================================================================
diff -u -rf5bac1f11df4ee4881109371c50120763e303642 -r95c3452dca388375373dc915a0fd68acef51833b
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsDesignWaterLevelLocationsViewTest.cs	(.../GrassCoverErosionOutwardsDesignWaterLevelLocationsViewTest.cs)	(revision f5bac1f11df4ee4881109371c50120763e303642)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsDesignWaterLevelLocationsViewTest.cs	(.../GrassCoverErosionOutwardsDesignWaterLevelLocationsViewTest.cs)	(revision 95c3452dca388375373dc915a0fd68acef51833b)
@@ -52,18 +52,22 @@
         private const int locationIdColumnIndex = 2;
         private const int locationColumnIndex = 3;
         private const int locationDesignWaterlevelColumnIndex = 4;
+
         private Form testForm;
+        private MockRepository mockRepository;
 
         [SetUp]
         public void Setup()
         {
             testForm = new Form();
+            mockRepository = new MockRepository();
         }
 
         [TearDown]
         public void TearDown()
         {
             testForm.Dispose();
+            mockRepository.VerifyAll();
         }
 
         [Test]
@@ -284,7 +288,6 @@
             var rows = dataGridView.Rows;
             rows[0].Cells[locationCalculateColumnIndex].Value = true;
 
-            var mockRepository = new MockRepository();
             var guiServiceMock = mockRepository.StrictMock<IHydraulicBoundaryLocationCalculationGuiService>();
 
             var observer = mockRepository.StrictMock<IObserver>();
@@ -309,7 +312,8 @@
             assessmentSectionStub.Stub(ass => ass.Id).Return(string.Empty);
             assessmentSectionStub.Stub(ass => ass.FailureMechanismContribution)
                                  .Return(new FailureMechanismContribution(Enumerable.Empty<IFailureMechanism>(), 1, 1));
-
+            assessmentSectionStub.Stub(a => a.Attach(null)).IgnoreArguments();
+            assessmentSectionStub.Stub(a => a.Detach(null)).IgnoreArguments();
             mockRepository.ReplayAll();
 
             view.AssessmentSection = assessmentSectionStub;
@@ -332,8 +336,6 @@
             Assert.IsTrue((bool) rows[0].Cells[locationCalculateColumnIndex].Value);
             Assert.IsFalse((bool) rows[1].Cells[locationCalculateColumnIndex].Value);
             Assert.IsFalse((bool) rows[2].Cells[locationCalculateColumnIndex].Value);
-
-            mockRepository.VerifyAll();
         }
 
         [Test]