Index: Riskeer/Integration/src/Riskeer.Integration.Forms/PropertyClasses/FailureMechanismSectionAssemblyGroupsProperties.cs
===================================================================
diff -u -r52a2499c59be769767a8ad731519a185f62d73f3 -r95ae5d8c9277e01ba5c48d4bd036e095a751623e
--- Riskeer/Integration/src/Riskeer.Integration.Forms/PropertyClasses/FailureMechanismSectionAssemblyGroupsProperties.cs	(.../FailureMechanismSectionAssemblyGroupsProperties.cs)	(revision 52a2499c59be769767a8ad731519a185f62d73f3)
+++ Riskeer/Integration/src/Riskeer.Integration.Forms/PropertyClasses/FailureMechanismSectionAssemblyGroupsProperties.cs	(.../FailureMechanismSectionAssemblyGroupsProperties.cs)	(revision 95ae5d8c9277e01ba5c48d4bd036e095a751623e)
@@ -29,6 +29,7 @@
 using Riskeer.AssemblyTool.Data;
 using Riskeer.Common.Data.AssemblyTool;
 using Riskeer.Common.Data.Contribution;
+using Riskeer.Common.Data.Exceptions;
 using Riskeer.Integration.Data;
 using RiskeerCommonFormsResources = Riskeer.Common.Forms.Properties.Resources;
 
@@ -72,9 +73,20 @@
         private FailureMechanismSectionAssemblyGroupProperties[] GetFailureMechanismAssemblyGroups()
         {
             FailureMechanismContribution contribution = data.FailureMechanismContribution;
-            return AssemblyToolGroupBoundariesFactory.CreateFailureMechanismSectionAssemblyGroupBoundaries(contribution.SignalingNorm, contribution.LowerLimitNorm)
-                                                     .Select(category => new FailureMechanismSectionAssemblyGroupProperties(category))
-                                                     .ToArray();
+            FailureMechanismSectionAssemblyGroupProperties[] dataToSet;
+
+            try
+            {
+                dataToSet = AssemblyToolGroupBoundariesFactory.CreateFailureMechanismSectionAssemblyGroupBoundaries(contribution.SignalingNorm, contribution.LowerLimitNorm)
+                                                              .Select(category => new FailureMechanismSectionAssemblyGroupProperties(category))
+                                                              .ToArray();
+            }
+            catch (AssemblyException)
+            {
+                dataToSet = Array.Empty<FailureMechanismSectionAssemblyGroupProperties>();
+            }
+
+            return dataToSet;
         }
     }
 }
\ No newline at end of file
Index: Riskeer/Integration/test/Riskeer.Integration.Forms.Test/PropertyClasses/FailureMechanismSectionAssemblyGroupsPropertiesTest.cs
===================================================================
diff -u -r0b522a31f55a06325a2f4ec7bf4055b12d5a93fe -r95ae5d8c9277e01ba5c48d4bd036e095a751623e
--- Riskeer/Integration/test/Riskeer.Integration.Forms.Test/PropertyClasses/FailureMechanismSectionAssemblyGroupsPropertiesTest.cs	(.../FailureMechanismSectionAssemblyGroupsPropertiesTest.cs)	(revision 0b522a31f55a06325a2f4ec7bf4055b12d5a93fe)
+++ Riskeer/Integration/test/Riskeer.Integration.Forms.Test/PropertyClasses/FailureMechanismSectionAssemblyGroupsPropertiesTest.cs	(.../FailureMechanismSectionAssemblyGroupsPropertiesTest.cs)	(revision 95ae5d8c9277e01ba5c48d4bd036e095a751623e)
@@ -20,11 +20,18 @@
 // All rights reserved.
 
 using System;
+using System.Collections.Generic;
 using System.ComponentModel;
+using System.Linq;
 using Core.Common.TestUtil;
 using Core.Gui.Converters;
 using Core.Gui.TestUtil;
 using NUnit.Framework;
+using Riskeer.AssemblyTool.Data;
+using Riskeer.AssemblyTool.Forms;
+using Riskeer.AssemblyTool.KernelWrapper.Calculators;
+using Riskeer.AssemblyTool.KernelWrapper.TestUtil.Calculators;
+using Riskeer.AssemblyTool.KernelWrapper.TestUtil.Calculators.Categories;
 using Riskeer.Common.Data.AssessmentSection;
 using Riskeer.Integration.Data;
 using Riskeer.Integration.Forms.PropertyClasses;
@@ -80,5 +87,51 @@
                                                                             "De duidingsklassen per vak voor dit toetsspoor.",
                                                                             true);
         }
+
+        [Test]
+        public void GetFailureMechanismAssemblyGroups_AssemblyThrowsException_SetsEmptyProperties()
+        {
+            // Setup
+            using (new AssemblyToolCalculatorFactoryConfig())
+            {
+                var calculatorFactory = (TestAssemblyToolCalculatorFactory) AssemblyToolCalculatorFactory.Instance;
+                AssemblyGroupBoundariesCalculatorStub calculator = calculatorFactory.LastCreatedAssemblyGroupBoundariesCalculator;
+                calculator.ThrowExceptionOnCalculate = true;
+
+                // Call
+                var properties = new FailureMechanismSectionAssemblyGroupsProperties(new AssessmentSection(AssessmentSectionComposition.Dike));
+
+                // Assert
+                Assert.IsEmpty(properties.FailureMechanismAssemblyGroups);
+            }
+        }
+
+        [Test]
+        public void GetFailureMechanismAssemblyGroups_AssemblySucceeds_CorrectlySetsProperties()
+        {
+            // Setup
+            using (new AssemblyToolCalculatorFactoryConfig())
+            {
+                var calculatorFactory = (TestAssemblyToolCalculatorFactory) AssemblyToolCalculatorFactory.Instance;
+                AssemblyGroupBoundariesCalculatorStub calculator = calculatorFactory.LastCreatedAssemblyGroupBoundariesCalculator;
+
+                // Call
+                var properties = new FailureMechanismSectionAssemblyGroupsProperties(new AssessmentSection(AssessmentSectionComposition.Dike));
+
+                // Assert
+                FailureMechanismSectionAssemblyGroupProperties[] failureMechanismAssemblyGroups = properties.FailureMechanismAssemblyGroups;
+                IEnumerable<FailureMechanismSectionAssemblyGroupBoundaries> output = calculator.FailureMechanismSectionAssemblyGroupBoundariesOutput;
+                Assert.AreEqual(output.Count(), failureMechanismAssemblyGroups.Length);
+                for (var i = 0; i < output.Count(); i++)
+                {
+                    FailureMechanismSectionAssemblyGroupBoundaries category = output.ElementAt(i);
+
+                    FailureMechanismSectionAssemblyGroupProperties property = failureMechanismAssemblyGroups[i];
+                    Assert.AreEqual(DisplayFailureMechanismSectionAssemblyGroupConverter.Convert(category.Group), property.Group);
+                    Assert.AreEqual(category.UpperBoundary, property.UpperBoundary);
+                    Assert.AreEqual(category.LowerBoundary, property.LowerBoundary);
+                }
+            }
+        }
     }
 }
\ No newline at end of file