Index: Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Data/MacroStabilityInwardsFailureMechanismSectionResultDetailedAssessmentExtensions.cs
===================================================================
diff -u -r86594ccd7329d320872573a1d066fe18959d3cea -r3af68bc0c3e12d97181e1799c0b22e7e6ac1e934
--- Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Data/MacroStabilityInwardsFailureMechanismSectionResultDetailedAssessmentExtensions.cs	(.../MacroStabilityInwardsFailureMechanismSectionResultDetailedAssessmentExtensions.cs)	(revision 86594ccd7329d320872573a1d066fe18959d3cea)
+++ Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Data/MacroStabilityInwardsFailureMechanismSectionResultDetailedAssessmentExtensions.cs	(.../MacroStabilityInwardsFailureMechanismSectionResultDetailedAssessmentExtensions.cs)	(revision 3af68bc0c3e12d97181e1799c0b22e7e6ac1e934)
@@ -21,7 +21,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.ComponentModel;
 using System.Linq;
 using Core.Common.Base.Data;
 using Core.Common.Base.Geometry;
@@ -73,17 +72,12 @@
 
             MacroStabilityInwardsCalculationScenario[] relevantScenarios = sectionResult.GetCalculationScenarios(calculations).ToArray();
             bool relevantScenarioAvailable = relevantScenarios.Length != 0;
-
-            if (relevantScenarioAvailable && Math.Abs(sectionResult.GetTotalContribution(relevantScenarios) - 1.0) > 1e-6)
+            
+            if (!relevantScenarioAvailable || !relevantScenarios.All(s => s.HasOutput) || Math.Abs(sectionResult.GetTotalContribution(relevantScenarios) - 1.0) > 1e-6)
             {
                 return double.NaN;
             }
 
-            if (!relevantScenarioAvailable || sectionResult.GetCalculationScenarioStatus(relevantScenarios) != CalculationScenarioStatus.Done)
-            {
-                return double.NaN;
-            }
-
             double totalDetailedAssessmentProbability = 0;
             foreach (MacroStabilityInwardsCalculationScenario scenario in relevantScenarios)
             {
@@ -148,70 +142,5 @@
             return calculationScenarios
                 .Where(pc => pc.IsRelevant && pc.IsSurfaceLineIntersectionWithReferenceLineInSection(lineSegments));
         }
-
-        /// <summary>
-        /// Gets the status of the section result depending on the relevant calculation scenarios.
-        /// </summary>
-        /// <param name="sectionResult">The section result to get the calculation status for.</param>
-        /// <param name="calculationScenarios">The calculation scenarios to get the calculation status for.</param>
-        /// <returns>The calculation scenario status for the section result.</returns>
-        /// <exception cref="ArgumentNullException">Thrown when any parameter is <c>null</c>.</exception>
-        /// <exception cref="InvalidEnumArgumentException">Thrown when any of the relevant calculations 
-        /// in <paramref name="sectionResult"/> has an invalid <see cref="CalculationScenarioStatus"/>.</exception>
-        /// <exception cref="NotSupportedException">Thrown when any of the relevant scenarios has an unsupported
-        /// value of <see cref="CalculationScenarioStatus"/>.</exception>
-        public static CalculationScenarioStatus GetCalculationScenarioStatus(
-            this MacroStabilityInwardsFailureMechanismSectionResult sectionResult,
-            IEnumerable<MacroStabilityInwardsCalculationScenario> calculationScenarios)
-        {
-            if (sectionResult == null)
-            {
-                throw new ArgumentNullException(nameof(sectionResult));
-            }
-
-            if (calculationScenarios == null)
-            {
-                throw new ArgumentNullException(nameof(calculationScenarios));
-            }
-
-            var failed = false;
-            var notCalculated = false;
-            foreach (MacroStabilityInwardsCalculationScenario calculationScenario in sectionResult.GetCalculationScenarios(calculationScenarios).Where(cs => cs.IsRelevant))
-            {
-                CalculationScenarioStatus calculationScenarioStatus = calculationScenario.Status;
-                if (!Enum.IsDefined(typeof(CalculationScenarioStatus), calculationScenarioStatus))
-                {
-                    throw new InvalidEnumArgumentException(nameof(sectionResult),
-                                                           (int) calculationScenarioStatus,
-                                                           typeof(CalculationScenarioStatus));
-                }
-
-                switch (calculationScenario.Status)
-                {
-                    case CalculationScenarioStatus.Failed:
-                        failed = true;
-                        break;
-                    case CalculationScenarioStatus.NotCalculated:
-                        notCalculated = true;
-                        break;
-                    case CalculationScenarioStatus.Done:
-                        continue;
-                    default:
-                        throw new NotSupportedException();
-                }
-            }
-
-            if (failed)
-            {
-                return CalculationScenarioStatus.Failed;
-            }
-
-            if (notCalculated)
-            {
-                return CalculationScenarioStatus.NotCalculated;
-            }
-
-            return CalculationScenarioStatus.Done;
-        }
     }
 }
\ No newline at end of file
Index: Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Forms/Views/MacroStabilityInwardsFailureMechanismSectionResultRow.cs
===================================================================
diff -u -r77f595651b934a75a5625828a9027d7c48e8e5f9 -r3af68bc0c3e12d97181e1799c0b22e7e6ac1e934
--- Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Forms/Views/MacroStabilityInwardsFailureMechanismSectionResultRow.cs	(.../MacroStabilityInwardsFailureMechanismSectionResultRow.cs)	(revision 77f595651b934a75a5625828a9027d7c48e8e5f9)
+++ Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Forms/Views/MacroStabilityInwardsFailureMechanismSectionResultRow.cs	(.../MacroStabilityInwardsFailureMechanismSectionResultRow.cs)	(revision 3af68bc0c3e12d97181e1799c0b22e7e6ac1e934)
@@ -26,7 +26,6 @@
 using Core.Common.Controls.DataGrid;
 using Riskeer.AssemblyTool.Data;
 using Riskeer.Common.Data.AssessmentSection;
-using Riskeer.Common.Data.Calculation;
 using Riskeer.Common.Data.Exceptions;
 using Riskeer.Common.Forms.Helpers;
 using Riskeer.Common.Forms.TypeConverters;
@@ -337,8 +336,7 @@
                 return RiskeerCommonFormsResources.FailureMechanismResultView_DataGridViewCellFormatting_Scenario_contribution_for_this_section_not_100;
             }
 
-            CalculationScenarioStatus calculationScenarioStatus = SectionResult.GetCalculationScenarioStatus(relevantScenarios);
-            if (calculationScenarioStatus == CalculationScenarioStatus.NotCalculated)
+            if (!relevantScenarios.All(s => s.HasOutput))
             {
                 return RiskeerCommonFormsResources.FailureMechanismResultView_DataGridViewCellFormatting_Not_all_calculations_have_been_executed;
             }