Index: Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/TreeNodeInfos/WaveHeightLocationsContextTreeNodeInfoTest.cs
===================================================================
diff -u -rb3ce613f8ce005a3b46ed8f6b4e9d12814acdec0 -r68fb2bea16670fc88e626118a808560690610e57
--- Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/TreeNodeInfos/WaveHeightLocationsContextTreeNodeInfoTest.cs	(.../WaveHeightLocationsContextTreeNodeInfoTest.cs)	(revision b3ce613f8ce005a3b46ed8f6b4e9d12814acdec0)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/TreeNodeInfos/WaveHeightLocationsContextTreeNodeInfoTest.cs	(.../WaveHeightLocationsContextTreeNodeInfoTest.cs)	(revision 68fb2bea16670fc88e626118a808560690610e57)
@@ -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;
@@ -278,6 +279,7 @@
         }
 
         [Test]
+        [RequiresSTA]
         public void GivenHydraulicBoundaryDatabaseWithNonExistingFilePath_WhenCalculatingWaveHeightFromContextMenu_ThenLogMessagesAddedPreviousOutputNotAffected()
         {
             // Given
@@ -311,13 +313,15 @@
             {
                 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);