Index: Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Forms/Views/GrassCoverErosionInwardsFailureMechanismSectionResultRow.cs
===================================================================
diff -u -r920968c5c2c32585a5493e8a84f600d4a5c5524e -r4cdd6c4ecd15eba7d16363e42b7a6dcae4169bd0
--- Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Forms/Views/GrassCoverErosionInwardsFailureMechanismSectionResultRow.cs	(.../GrassCoverErosionInwardsFailureMechanismSectionResultRow.cs)	(revision 920968c5c2c32585a5493e8a84f600d4a5c5524e)
+++ Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Forms/Views/GrassCoverErosionInwardsFailureMechanismSectionResultRow.cs	(.../GrassCoverErosionInwardsFailureMechanismSectionResultRow.cs)	(revision 4cdd6c4ecd15eba7d16363e42b7a6dcae4169bd0)
@@ -68,6 +68,8 @@
         /// <param name="constructionProperties">The property values required to create an instance of
         /// <see cref="GrassCoverErosionInwardsFailureMechanismSectionResultRow"/>.</param>
         /// <exception cref="ArgumentNullException">Thrown when any parameter is <c>null</c>.</exception>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         internal GrassCoverErosionInwardsFailureMechanismSectionResultRow(GrassCoverErosionInwardsFailureMechanismSectionResult sectionResult,
                                                                           GrassCoverErosionInwardsFailureMechanism failureMechanism,
                                                                           IAssessmentSection assessmentSection,
@@ -112,6 +114,8 @@
         /// <summary>
         /// Gets or sets the value representing the simple assessment result.
         /// </summary>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         public SimpleAssessmentResultValidityOnlyType SimpleAssessmentResult
         {
             get
@@ -128,6 +132,8 @@
         /// <summary>
         /// Gets or sets the value representing the detailed assessment result.
         /// </summary>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         public DetailedAssessmentResultType DetailedAssessmentResult
         {
             get
@@ -144,6 +150,8 @@
         /// <summary>
         /// Gets the value representing the result of the detailed assessment.
         /// </summary>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         [TypeConverter(typeof(NoProbabilityValueDoubleConverter))]
         public double DetailedAssessmentProbability
         {
@@ -156,6 +164,8 @@
         /// <summary>
         /// Gets or sets the value representing the tailor made assessment result.
         /// </summary>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         public TailorMadeAssessmentProbabilityCalculationResultType TailorMadeAssessmentResult
         {
             get
@@ -174,6 +184,8 @@
         /// </summary>
         /// <exception cref="ArgumentOutOfRangeException">Thrown when <paramref name="value"/> is 
         /// not in the range [0,1].</exception>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         [TypeConverter(typeof(NoProbabilityValueDoubleConverter))]
         public double TailorMadeAssessmentProbability
         {
@@ -242,6 +254,8 @@
         /// Gets or sets the indicator whether the combined assembly probability
         /// should be overwritten by <see cref="ManualAssemblyProbability"/>.
         /// </summary>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         public bool UseManualAssemblyProbability
         {
             get
@@ -260,6 +274,8 @@
         /// </summary>
         /// <exception cref="ArgumentOutOfRangeException">Thrown when <paramref name="value"/> is 
         /// not in the range [0,1].</exception>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         [TypeConverter(typeof(NoProbabilityValueDoubleConverter))]
         public double ManualAssemblyProbability
         {
@@ -290,6 +306,9 @@
             }
         }
 
+        /// <inheritdoc />
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         public override void Update()
         {
             UpdateDerivedData();
@@ -411,7 +430,12 @@
                 ColumnStateDefinitions[combinedAssemblyProbabilityIndex].ErrorText = e.Message;
             }
         }
-
+        
+        /// <summary>
+        /// Updates the column state definitions.
+        /// </summary>
+        /// <exception cref="NotSupportedException">Thrown when <see cref="FailureMechanismSectionAssemblyCategoryGroup"/>
+        /// is a valid value, but unsupported.</exception>
         private void UpdateColumnDefinitionStates()
         {
             bool simpleAssessmentSufficient = FailureMechanismSectionResultRowHelper.SimpleAssessmentIsSufficient(SimpleAssessmentResult);