Index: Riskeer/Piping/test/Riskeer.Piping.Data.Test/PipingFailureMechanismSectionResultDetailedAssessmentExtensionsTest.cs
===================================================================
diff -u -rc97fd064782b2ee5f5758c902261f3e89d169ac7 -r4056c99142402bec1ced95330bf0f08dd60067af
--- Riskeer/Piping/test/Riskeer.Piping.Data.Test/PipingFailureMechanismSectionResultDetailedAssessmentExtensionsTest.cs	(.../PipingFailureMechanismSectionResultDetailedAssessmentExtensionsTest.cs)	(revision c97fd064782b2ee5f5758c902261f3e89d169ac7)
+++ Riskeer/Piping/test/Riskeer.Piping.Data.Test/PipingFailureMechanismSectionResultDetailedAssessmentExtensionsTest.cs	(.../PipingFailureMechanismSectionResultDetailedAssessmentExtensionsTest.cs)	(revision 4056c99142402bec1ced95330bf0f08dd60067af)
@@ -280,11 +280,9 @@
         }
 
         [Test]
-        [TestCase(0.2, 0.8 - 1e5)]
+        [TestCase(0.0, 0.0)]
         [TestCase(0.0, 0.5)]
         [TestCase(0.3, 0.7 + 1e-5)]
-        [TestCase(-5, -8)]
-        [TestCase(13, 2)]
         public void GetDetailedAssessmentProbability_RelevantScenarioContributionsDoNotAddUpTo1_ReturnNaN(double contributionA, double contributionB)
         {
             // Setup
Index: Riskeer/Piping/test/Riskeer.Piping.Data.TestUtil/PipingTestDataGenerator.cs
===================================================================
diff -u -rdedc6ef371a0ea008c5c0126e6647b3089922287 -r4056c99142402bec1ced95330bf0f08dd60067af
--- Riskeer/Piping/test/Riskeer.Piping.Data.TestUtil/PipingTestDataGenerator.cs	(.../PipingTestDataGenerator.cs)	(revision dedc6ef371a0ea008c5c0126e6647b3089922287)
+++ Riskeer/Piping/test/Riskeer.Piping.Data.TestUtil/PipingTestDataGenerator.cs	(.../PipingTestDataGenerator.cs)	(revision 4056c99142402bec1ced95330bf0f08dd60067af)
@@ -197,7 +197,6 @@
         public static SemiProbabilisticPipingCalculationScenario GetSemiProbabilisticPipingCalculationScenarioWithNaNs()
         {
             SemiProbabilisticPipingCalculationScenario calculation = GetPipingCalculationScenarioWithAssessmentLevel();
-            calculation.Contribution = RoundedDouble.NaN;
             calculation.InputParameters.AssessmentLevel = RoundedDouble.NaN;
             calculation.InputParameters.EntryPointL = RoundedDouble.NaN;
             calculation.InputParameters.ExitPointL = RoundedDouble.NaN;
@@ -248,7 +247,6 @@
         public static SemiProbabilisticPipingCalculationScenario GetSemiProbabilisticPipingCalculationScenarioWithInfinities()
         {
             SemiProbabilisticPipingCalculationScenario calculation = GetPipingCalculationScenarioWithAssessmentLevel();
-            calculation.Contribution = (RoundedDouble) double.PositiveInfinity;
 
             calculation.InputParameters.SurfaceLine.SetGeometry(new[]
             {
Index: Riskeer/Piping/test/Riskeer.Piping.IO.Test/test-data/PipingCalculationConfigurationExporter/semiProbabilisticCalculationWithInfinities.xml
===================================================================
diff -u -rd06d398c3c1ba337b6dfa3bbaa1eebf7d140168a -r4056c99142402bec1ced95330bf0f08dd60067af
--- Riskeer/Piping/test/Riskeer.Piping.IO.Test/test-data/PipingCalculationConfigurationExporter/semiProbabilisticCalculationWithInfinities.xml	(.../semiProbabilisticCalculationWithInfinities.xml)	(revision d06d398c3c1ba337b6dfa3bbaa1eebf7d140168a)
+++ Riskeer/Piping/test/Riskeer.Piping.IO.Test/test-data/PipingCalculationConfigurationExporter/semiProbabilisticCalculationWithInfinities.xml	(.../semiProbabilisticCalculationWithInfinities.xml)	(revision 4056c99142402bec1ced95330bf0f08dd60067af)
@@ -21,7 +21,7 @@
     </stochasten>
     <scenario>
       <gebruik>true</gebruik>
-      <bijdrage>INF</bijdrage>
+      <bijdrage>100</bijdrage>
     </scenario>
   </berekening>
 </configuratie>
\ No newline at end of file
Index: Riskeer/Piping/test/Riskeer.Piping.IO.Test/test-data/PipingCalculationConfigurationExporter/semiProbabilisticCalculationWithNaNs.xml
===================================================================
diff -u -rd06d398c3c1ba337b6dfa3bbaa1eebf7d140168a -r4056c99142402bec1ced95330bf0f08dd60067af
--- Riskeer/Piping/test/Riskeer.Piping.IO.Test/test-data/PipingCalculationConfigurationExporter/semiProbabilisticCalculationWithNaNs.xml	(.../semiProbabilisticCalculationWithNaNs.xml)	(revision d06d398c3c1ba337b6dfa3bbaa1eebf7d140168a)
+++ Riskeer/Piping/test/Riskeer.Piping.IO.Test/test-data/PipingCalculationConfigurationExporter/semiProbabilisticCalculationWithNaNs.xml	(.../semiProbabilisticCalculationWithNaNs.xml)	(revision 4056c99142402bec1ced95330bf0f08dd60067af)
@@ -21,7 +21,7 @@
     </stochasten>
     <scenario>
       <gebruik>true</gebruik>
-      <bijdrage>NaN</bijdrage>
+      <bijdrage>100</bijdrage>
     </scenario>
   </berekening>
 </configuratie>
\ No newline at end of file