Index: Ringtoets/Common/src/Ringtoets.Common.Forms/PropertyClasses/StructuresOutputProperties.cs
===================================================================
diff -u -rc072c430cf3193c3ada31a81bd0cd4e75f4a068a -r390c486bb4cd693ae2f2eaf82a30efcb51480048
--- Ringtoets/Common/src/Ringtoets.Common.Forms/PropertyClasses/StructuresOutputProperties.cs	(.../StructuresOutputProperties.cs)	(revision c072c430cf3193c3ada31a81bd0cd4e75f4a068a)
+++ Ringtoets/Common/src/Ringtoets.Common.Forms/PropertyClasses/StructuresOutputProperties.cs	(.../StructuresOutputProperties.cs)	(revision 390c486bb4cd693ae2f2eaf82a30efcb51480048)
@@ -63,7 +63,7 @@
         {
             get
             {
-                return data.GeneralResult.GoverningWindDirection.Name;
+                return data.GeneralResult?.GoverningWindDirection.Name;
             }
         }
 
@@ -77,7 +77,7 @@
         {
             get
             {
-                return data.GeneralResult.Stochasts.ToArray();
+                return data.GeneralResult?.Stochasts.ToArray();
             }
         }
 
@@ -91,11 +91,10 @@
         {
             get
             {
-                return data.GeneralResult.Stochasts.ToArray();
+                return data.GeneralResult?.Stochasts.ToArray();
             }
         }
 
-        [ReadOnly(true)]
         [DynamicVisible]
         [ResourcesCategory(typeof(Resources), nameof(Resources.Categories_IllustrationPoints), 2, 2)]
         [ResourcesDisplayName(typeof(Resources), nameof(Resources.IllustrationPointProperty_IllustrationPoints_DisplayName))]