Index: Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/TreeNodeInfos/DesignWaterLevelLocationsContextTreeNodeInfoTest.cs
===================================================================
diff -u -r35040098e742ca7a772fc7504167fb2e5773fabf -r7a61196d689922cf6df102fb0d81c43267c7b22b
--- Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/TreeNodeInfos/DesignWaterLevelLocationsContextTreeNodeInfoTest.cs	(.../DesignWaterLevelLocationsContextTreeNodeInfoTest.cs)	(revision 35040098e742ca7a772fc7504167fb2e5773fabf)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/TreeNodeInfos/DesignWaterLevelLocationsContextTreeNodeInfoTest.cs	(.../DesignWaterLevelLocationsContextTreeNodeInfoTest.cs)	(revision 7a61196d689922cf6df102fb0d81c43267c7b22b)
@@ -28,6 +28,7 @@
 using Core.Common.Gui;
 using Core.Common.Gui.ContextMenu;
 using Core.Common.Gui.Forms.MainWindow;
+using Core.Common.Gui.Forms.ViewHost;
 using Core.Common.Gui.TestUtil.ContextMenu;
 using Core.Common.TestUtil;
 using NUnit.Extensions.Forms;
@@ -228,6 +229,7 @@
         }
 
         [Test]
+        [RequiresSTA]
         public void GivenHydraulicBoundaryDatabaseWithNonExistingFilePath_WhenCalculatingAssessmentLevelFromContextMenu_ThenLogMessagesAddedPreviousOutputNotAffected()
         {
             // Given
@@ -261,13 +263,15 @@
             {
                 guiMock.Expect(g => g.Get(context, treeViewControl)).Return(new CustomItemsOnlyContextMenuBuilder());
                 guiMock.Expect(g => g.MainWindow).Return(mockRepository.Stub<IMainWindow>());
+                guiMock.Expect(g => g.DocumentViewController).Return(mockRepository.Stub<IDocumentViewController>());
 
                 mockRepository.ReplayAll();
 
                 using (var plugin = new RingtoetsPlugin())
                 {
                     TreeNodeInfo info = GetInfo(plugin);
                     plugin.Gui = guiMock;
+                    plugin.Activate();
 
                     ContextMenuStrip contextMenuAdapter = info.ContextMenuStrip(context, null, treeViewControl);