Index: Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Plugin/GrassCoverErosionInwardsPlugin.cs
===================================================================
diff -u -r2a81f01756e227d5ce93717b21b87e8a5cd5fcbb -rdff5ebf4c4c9291231235e3640f77b8bcff13e42
--- Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Plugin/GrassCoverErosionInwardsPlugin.cs	(.../GrassCoverErosionInwardsPlugin.cs)	(revision 2a81f01756e227d5ce93717b21b87e8a5cd5fcbb)
+++ Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Plugin/GrassCoverErosionInwardsPlugin.cs	(.../GrassCoverErosionInwardsPlugin.cs)	(revision dff5ebf4c4c9291231235e3640f77b8bcff13e42)
@@ -128,7 +128,7 @@
                 Category = RingtoetsCommonFormsResources.Ringtoets_Category,
                 Image = RingtoetsCommonFormsResources.DikeProfile,
                 FileFilterGenerator = DikeProfileImporterFileFilterGenerator(),
-                IsEnabled = context => context.ParentAssessmentSection.ReferenceLine != null,
+                IsEnabled = context => context.ParentAssessmentSection.ReferenceLine.Points.Any(),
                 VerifyUpdates = context => VerifyDikeProfilesShouldUpdate(context,
                                                                           Resources.GrassCoverErosionInwardsPlugin_VerifyDikeProfileImport_When_importing_DikeProfiles_Calculation_output_will_be_cleared_confirm)
             };
Index: Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.Plugin.Test/ImportInfos/DikeProfilesContextImportInfoTest.cs
===================================================================
diff -u -ref59f669a32abb99f2bcf0748338920e9f6707f2 -rdff5ebf4c4c9291231235e3640f77b8bcff13e42
--- Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.Plugin.Test/ImportInfos/DikeProfilesContextImportInfoTest.cs	(.../DikeProfilesContextImportInfoTest.cs)	(revision ef59f669a32abb99f2bcf0748338920e9f6707f2)
+++ Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.Plugin.Test/ImportInfos/DikeProfilesContextImportInfoTest.cs	(.../DikeProfilesContextImportInfoTest.cs)	(revision dff5ebf4c4c9291231235e3640f77b8bcff13e42)
@@ -33,6 +33,7 @@
 using Rhino.Mocks;
 using Ringtoets.Common.Data.AssessmentSection;
 using Ringtoets.Common.Data.DikeProfiles;
+using Ringtoets.Common.Data.TestUtil;
 using Ringtoets.Common.IO.FileImporters;
 using Ringtoets.GrassCoverErosionInwards.Data;
 using Ringtoets.GrassCoverErosionInwards.Data.TestUtil;
@@ -93,12 +94,12 @@
         }
 
         [Test]
-        public void IsEnabled_ReferenceLineSet_ReturnTrue()
+        public void IsEnabled_ReferenceLineWithGeometry_ReturnTrue()
         {
             // Setup
             var mocks = new MockRepository();
             var assessmentSection = mocks.Stub<IAssessmentSection>();
-            assessmentSection.Stub(a => a.ReferenceLine).Return(new ReferenceLine());
+            assessmentSection.Stub(a => a.ReferenceLine).Return(ReferenceLineTestFactory.CreateReferenceLineWithGeometry());
             mocks.ReplayAll();
 
             var failureMechanism = new GrassCoverErosionInwardsFailureMechanism();
@@ -120,11 +121,12 @@
         }
 
         [Test]
-        public void IsEnabled_ReferenceLineNotSet_ReturnFalse()
+        public void IsEnabled_ReferenceLineWithoutGeometry_ReturnFalse()
         {
             // Setup
             var mocks = new MockRepository();
             var assessmentSection = mocks.Stub<IAssessmentSection>();
+            assessmentSection.Stub(a => a.ReferenceLine).Return(new ReferenceLine());
             mocks.ReplayAll();
 
             var failureMechanism = new GrassCoverErosionInwardsFailureMechanism();