Index: Ringtoets/Common/src/Ringtoets.Common.Forms/TreeNodeInfos/RingtoetsContextMenuItemFactory.cs
===================================================================
diff -u -rcf2dc4330cecec3b8c8acae9e195280323fc2a50 -r09c09d852a24510f1c63db1065a50ebc20471f55
--- Ringtoets/Common/src/Ringtoets.Common.Forms/TreeNodeInfos/RingtoetsContextMenuItemFactory.cs	(.../RingtoetsContextMenuItemFactory.cs)	(revision cf2dc4330cecec3b8c8acae9e195280323fc2a50)
+++ Ringtoets/Common/src/Ringtoets.Common.Forms/TreeNodeInfos/RingtoetsContextMenuItemFactory.cs	(.../RingtoetsContextMenuItemFactory.cs)	(revision 09c09d852a24510f1c63db1065a50ebc20471f55)
@@ -22,6 +22,7 @@
 using System;
 using System.Linq;
 using System.Windows.Forms;
+using Core.Common.Gui.Commands;
 using Core.Common.Gui.ContextMenu;
 using Ringtoets.Common.Data.Calculation;
 using Ringtoets.Common.Data.FailureMechanism;
@@ -372,14 +373,15 @@
         /// in the <paramref name="calculationGroup"/>.
         /// </summary>
         /// <param name="calculationGroup">The calculation from which to remove all children.</param>
+        /// <param name="viewCommands">The object implementing a method for closing views for the removed children.</param>
         /// <returns>The created <see cref="StrictContextMenuItem"/>.</returns>
-        public static StrictContextMenuItem CreateRemoveAllChildrenFromGroupItem(CalculationGroup calculationGroup)
+        public static StrictContextMenuItem CreateRemoveAllChildrenFromGroupItem(CalculationGroup calculationGroup, IViewCommands viewCommands)
         {
             var menuItem = new StrictContextMenuItem(
                 Resources.CalculationGroup_RemoveAllChildrenFromGroup_Remove_all,
                 Resources.CalculationGroup_RemoveAllChildrenFromGroup_Remove_all_Tooltip,
                 Resources.RemoveAllIcon,
-                (sender, args) => RemoveAllChildrenFromGroup(calculationGroup));
+                (sender, args) => RemoveAllChildrenFromGroup(calculationGroup, viewCommands));
 
             var errorMessage = calculationGroup.Children.Any() ? null : Resources.CalculationGroup_RemoveAllChildrenFromGroup_No_Calculation_or_Group_to_remove;
 
@@ -391,12 +393,16 @@
             return menuItem;
         }
 
-        private static void RemoveAllChildrenFromGroup(CalculationGroup calculationGroup)
+        private static void RemoveAllChildrenFromGroup(CalculationGroup calculationGroup, IViewCommands viewCommands)
         {
             if (MessageBox.Show(Resources.CalculationGroup_RemoveAllChildrenFromGroup_Are_you_sure_you_want_to_remove_everything_from_this_group, BaseResources.Confirm, MessageBoxButtons.OKCancel) != DialogResult.OK)
             {
                 return;
             }
+            foreach (var calculation in calculationGroup.GetCalculations())
+            {
+                viewCommands.RemoveAllViewsForItem(calculation);
+            }
             calculationGroup.Children.Clear();
 
             calculationGroup.NotifyObservers();