Index: Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.KernelWrapper/Calculators/Categories/AssemblyCategoriesCalculator.cs
===================================================================
diff -u -r4160a30705d657946461b76a5c443119cb78d437 -r779534c383f7501bb19363a7fbf4e0acd60ab379
--- Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.KernelWrapper/Calculators/Categories/AssemblyCategoriesCalculator.cs	(.../AssemblyCategoriesCalculator.cs)	(revision 4160a30705d657946461b76a5c443119cb78d437)
+++ Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.KernelWrapper/Calculators/Categories/AssemblyCategoriesCalculator.cs	(.../AssemblyCategoriesCalculator.cs)	(revision 779534c383f7501bb19363a7fbf4e0acd60ab379)
@@ -60,10 +60,17 @@
                 throw new ArgumentNullException(nameof(input));
             }
 
-            IAssemblyCategoriesKernel kernel = factory.CreateAssemblyCategoriesKernel();
-            CalculationOutput<AssessmentSectionCategoriesOutput[]> output = kernel.Calculate(input.SignalingNorm, input.LowerBoundaryNorm);
+            try
+            {
+                IAssemblyCategoriesKernel kernel = factory.CreateAssemblyCategoriesKernel();
+                CalculationOutput<AssessmentSectionCategoriesOutput[]> output = kernel.Calculate(input.SignalingNorm, input.LowerBoundaryNorm);
 
-            return AssemblyCategoryResultCreator.CreateAssessmentSectionAssemblyCategoryResult(output);
+                return AssemblyCategoryResultCreator.CreateAssessmentSectionAssemblyCategoryResult(output);
+            }
+            catch (AssemblyCategoriesKernelWrapperException e)
+            {
+                throw new AssemblyCategoriesCalculatorException(e.Message, e);
+            }
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.KernelWrapper/Calculators/Categories/IAssemblyCategoriesCalculator.cs
===================================================================
diff -u -r4160a30705d657946461b76a5c443119cb78d437 -r779534c383f7501bb19363a7fbf4e0acd60ab379
--- Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.KernelWrapper/Calculators/Categories/IAssemblyCategoriesCalculator.cs	(.../IAssemblyCategoriesCalculator.cs)	(revision 4160a30705d657946461b76a5c443119cb78d437)
+++ Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.KernelWrapper/Calculators/Categories/IAssemblyCategoriesCalculator.cs	(.../IAssemblyCategoriesCalculator.cs)	(revision 779534c383f7501bb19363a7fbf4e0acd60ab379)
@@ -47,6 +47,8 @@
         /// <see cref="AssessmentSectionAssemblyCategoryResult"/>.</returns>
         /// <exception cref="ArgumentNullException">Thrown when <paramref name="input"/>
         /// is <c>null</c>.</exception>
+        /// <exception cref="AssemblyCategoriesCalculatorException">Thrown when an error occurs
+        /// when performing the calculation.</exception>
         IEnumerable<AssessmentSectionAssemblyCategoryResult> CalculateAssessmentSectionCategories(
             AssemblyCategoriesCalculatorInput input);
     }
Index: Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.KernelWrapper.Test/Calculators/Categories/AssemblyCategoriesCalculatorTest.cs
===================================================================
diff -u -r4160a30705d657946461b76a5c443119cb78d437 -r779534c383f7501bb19363a7fbf4e0acd60ab379
--- Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.KernelWrapper.Test/Calculators/Categories/AssemblyCategoriesCalculatorTest.cs	(.../AssemblyCategoriesCalculatorTest.cs)	(revision 4160a30705d657946461b76a5c443119cb78d437)
+++ Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.KernelWrapper.Test/Calculators/Categories/AssemblyCategoriesCalculatorTest.cs	(.../AssemblyCategoriesCalculatorTest.cs)	(revision 779534c383f7501bb19363a7fbf4e0acd60ab379)
@@ -31,6 +31,7 @@
 using Ringtoets.AssemblyTool.Data.Output;
 using Ringtoets.AssemblyTool.KernelWrapper.Calculators.Categories;
 using Ringtoets.AssemblyTool.KernelWrapper.Kernels;
+using Ringtoets.AssemblyTool.KernelWrapper.Kernels.Categories;
 using Ringtoets.AssemblyTool.KernelWrapper.TestUtil.Kernels;
 using Ringtoets.AssemblyTool.KernelWrapper.TestUtil.Kernels.Categories;
 
@@ -137,6 +138,33 @@
             }
         }
 
+        [Test]
+        public void CalculateAssessmentSectionCategories_KernelThrowsAssemblyCategoriesKernelWrapperException_ThrowAssemblyCategoriesCalculatorException()
+        {
+            // Setup
+            var random = new Random(11);
+            double lowerBoundaryNorm = random.NextDouble();
+            double signalingNorm = random.NextDouble();
+            var input = new AssemblyCategoriesCalculatorInput(signalingNorm, lowerBoundaryNorm);
+
+            using (new AssemblyToolKernelFactoryConfig())
+            {
+                var factory = (TestAssemblyToolKernelFactory) AssemblyToolKernelWrapperFactory.Instance;
+                AssemblyCategoriesKernelStub kernel = factory.LastCreatedAssemblyCategoriesKernel;
+                kernel.ThrowExceptionOnCalculate = true;
+
+                var calculator = new AssemblyCategoriesCalculator(factory);
+
+                // Call
+                TestDelegate test = () => calculator.CalculateAssessmentSectionCategories(input);
+
+                // Assert
+                var exception = Assert.Throws<AssemblyCategoriesCalculatorException>(test);
+                Assert.IsInstanceOf<AssemblyCategoriesKernelWrapperException>(exception.InnerException);
+                Assert.AreEqual(exception.InnerException.Message, exception.Message);
+            }
+        }
+
         private static CalculationOutput<AssessmentSectionCategoriesOutput[]> CreateKernelOutput()
         {
             var random = new Random(11);