Index: Ringtoets/Common/src/Ringtoets.Common.Forms/Views/IllustrationPointsChartControl.cs
===================================================================
diff -u -r44c53e8ad9342f1b23ce2524c9fa69b92045bf53 -r82b9bf17e8089ff78acbe00e6b0a29971355095d
--- Ringtoets/Common/src/Ringtoets.Common.Forms/Views/IllustrationPointsChartControl.cs	(.../IllustrationPointsChartControl.cs)	(revision 44c53e8ad9342f1b23ce2524c9fa69b92045bf53)
+++ Ringtoets/Common/src/Ringtoets.Common.Forms/Views/IllustrationPointsChartControl.cs	(.../IllustrationPointsChartControl.cs)	(revision 82b9bf17e8089ff78acbe00e6b0a29971355095d)
@@ -46,6 +46,7 @@
             InitializeComponent();
 
             chartData = RingtoetsStackChartDataFactory.Create();
+            stackChartControl.Data = chartData;
         }
 
         /// <summary>
@@ -59,26 +60,26 @@
             }
             set
             {
+                if (data != null)
+                {
+                    chartData.Clear();
+                }
+
                 data = value;
 
                 if (data != null)
                 {
                     SetChartData();
                 }
-                else
-                {
-                    chartData.Clear();
-                    chartData.NotifyObservers();
-                }
+
+                chartData.NotifyObservers();
             }
         }
 
         private void SetChartData()
         {
             RingtoetsStackChartDataFactory.CreateColumns(data, chartData);
             RingtoetsStackChartDataFactory.CreateRows(data, chartData);
-
-            stackChartControl.Data = chartData;
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/Common/test/Ringtoets.Common.Forms.Test/Views/IllustrationPointsChartControlTest.cs
===================================================================
diff -u -r44c53e8ad9342f1b23ce2524c9fa69b92045bf53 -r82b9bf17e8089ff78acbe00e6b0a29971355095d
--- Ringtoets/Common/test/Ringtoets.Common.Forms.Test/Views/IllustrationPointsChartControlTest.cs	(.../IllustrationPointsChartControlTest.cs)	(revision 44c53e8ad9342f1b23ce2524c9fa69b92045bf53)
+++ Ringtoets/Common/test/Ringtoets.Common.Forms.Test/Views/IllustrationPointsChartControlTest.cs	(.../IllustrationPointsChartControlTest.cs)	(revision 82b9bf17e8089ff78acbe00e6b0a29971355095d)
@@ -96,7 +96,7 @@
         }
 
         [Test]
-        public void GivenStackChartCotnrolWithData_WhenDataSetToNull_ThenStackChartControlUpdated()
+        public void GivenStackChartControlWithData_WhenDataSetToNull_ThenStackChartControlUpdated()
         {
             // Given
             var chartControl = new IllustrationPointsChartControl
@@ -113,6 +113,57 @@
             CollectionAssert.IsEmpty(chart.Data.Rows);
         }
 
+        [Test]
+        public void GivenStackChartControlWithData_WhenDataSetToOther_ThenStackChartControlUpdated()
+        {
+            // Given
+            var chartControl = new IllustrationPointsChartControl
+            {
+                Data = GetGerenalResult()
+            };
+
+            // Precondition
+            IStackChartControl chart = chartControl.Controls.OfType<IStackChartControl>().Single();
+
+            Assert.AreEqual(3, chart.Data.Columns.Count());
+            Assert.AreEqual(3, chart.Data.Rows.Count());
+
+            // When
+            chartControl.Data = new GeneralResult(
+                new TestWindDirection(),
+                Enumerable.Empty<Stochast>(),
+                new[]
+                {
+                    new WindDirectionClosingSituationIllustrationPoint(
+                        new TestWindDirection(), "Regular",
+                        new IllustrationPoint("Punt 1",
+                                              new[]
+                                              {
+                                                  new RealizedStochast("Stochast 3", 1, -0.9, 3),
+                                                  new RealizedStochast("Stochast 4", 1, -0.43589, 3)
+                                              },
+                                              Enumerable.Empty<IllustrationPointResult>(), 1)),
+                    new WindDirectionClosingSituationIllustrationPoint(
+                        new TestWindDirection(), "Regular",
+                        new IllustrationPoint("Punt 2",
+                                              new[]
+                                              {
+                                                  new RealizedStochast("Stochast 3", 1, -0.43589, 3),
+                                                  new RealizedStochast("Stochast 4", 1, -0.9, 3)
+                                              },
+                                              Enumerable.Empty<IllustrationPointResult>(), 1))
+                });
+
+            // Then
+            Assert.AreEqual(2, chart.Data.Columns.Count());
+
+            RowChartData[] rows = chart.Data.Rows.ToArray();
+            Assert.AreEqual(2, rows.Length);            
+
+            Assert.AreEqual("Stochast 3", rows[0].Name);
+            Assert.AreEqual("Stochast 4", rows[1].Name);
+        }
+
         private static GeneralResult GetGerenalResult()
         {
             return new GeneralResult(