Index: Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.IO/Exporters/MacroStabilityInwardsCalculationGroupExporter.cs
===================================================================
diff -u -re140ea953f768b1f99d1fd70a2e87d00408416fe -re6972847cef019302b4fe9f7dd45d09175ef6cea
--- Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.IO/Exporters/MacroStabilityInwardsCalculationGroupExporter.cs	(.../MacroStabilityInwardsCalculationGroupExporter.cs)	(revision e140ea953f768b1f99d1fd70a2e87d00408416fe)
+++ Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.IO/Exporters/MacroStabilityInwardsCalculationGroupExporter.cs	(.../MacroStabilityInwardsCalculationGroupExporter.cs)	(revision e6972847cef019302b4fe9f7dd45d09175ef6cea)
@@ -134,9 +134,10 @@
 
         private static bool HasChildrenWithOutput(CalculationGroup nestedGroup)
         {
-            MacroStabilityInwardsCalculation[] calculations = nestedGroup.Children.OfType<MacroStabilityInwardsCalculation>()
+            MacroStabilityInwardsCalculation[] calculations = nestedGroup.GetCalculations()
+                                                                         .Cast<MacroStabilityInwardsCalculation>()
                                                                          .ToArray();
-            return calculations.Any() && calculations.All(calculation => calculation.HasOutput);
+            return calculations.Any() && calculations.Any(calculation => calculation.HasOutput);
         }
 
         private static void CreateDirectory(string currentFolderPath)
Index: Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.IO.Test/Exporters/MacroStabilityInwardsCalculationGroupExporterTest.cs
===================================================================
diff -u -re140ea953f768b1f99d1fd70a2e87d00408416fe -re6972847cef019302b4fe9f7dd45d09175ef6cea
--- Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.IO.Test/Exporters/MacroStabilityInwardsCalculationGroupExporterTest.cs	(.../MacroStabilityInwardsCalculationGroupExporterTest.cs)	(revision e140ea953f768b1f99d1fd70a2e87d00408416fe)
+++ Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.IO.Test/Exporters/MacroStabilityInwardsCalculationGroupExporterTest.cs	(.../MacroStabilityInwardsCalculationGroupExporterTest.cs)	(revision e6972847cef019302b4fe9f7dd45d09175ef6cea)
@@ -612,6 +612,54 @@
         }
 
         [Test]
+        public void Export_NestedCalculationGroupWithGroupsWithCalculationsWithAndWithoutOutput_FolderNotExportedAndReturnsTrue()
+        {
+            // Setup
+            string folderPath = TestHelper.GetScratchPadPath($"{nameof(MacroStabilityInwardsCalculationGroupExporterTest)}.{nameof(Export_NestedCalculationGroupWithGroupsWithCalculationsWithAndWithoutOutput_FolderNotExportedAndReturnsTrue)}");
+            Directory.CreateDirectory(folderPath);
+
+            MacroStabilityInwardsCalculationScenario calculation1 = CreateCalculation("calculation1", false);
+            MacroStabilityInwardsCalculationScenario calculation2 = CreateCalculation("calculation2");
+
+            var rootGroup = new CalculationGroup
+            {
+                Name = "root"
+            };
+            var nestedGroup1 = new CalculationGroup
+            {
+                Name = "group1"
+            };
+            var nestedGroup2 = new CalculationGroup
+            {
+                Name = "group2"
+            };
+            nestedGroup2.Children.Add(calculation2);
+            nestedGroup2.Children.Add(calculation1);
+            nestedGroup1.Children.Add(nestedGroup2);
+            rootGroup.Children.Add(nestedGroup1);
+
+            var exporter = new MacroStabilityInwardsCalculationGroupExporter(rootGroup, new PersistenceFactory(), folderPath, fileExtension, c => AssessmentSectionTestHelper.GetTestAssessmentLevel());
+
+            try
+            {
+                using (new MacroStabilityInwardsCalculatorFactoryConfig())
+                {
+                    // Call
+                    bool exportResult = exporter.Export();
+
+                    // Assert
+                    Assert.IsTrue(exportResult);
+                    Assert.IsFalse(File.Exists(Path.Combine(folderPath, nestedGroup1.Name, nestedGroup2.Name, $"{calculation1.Name}.{fileExtension}")));
+                    AssertCalculationExists(Path.Combine(folderPath, nestedGroup1.Name, nestedGroup2.Name, $"{calculation2.Name}.{fileExtension}"));
+                }
+            }
+            finally
+            {
+                Directory.Delete(folderPath, true);
+            }
+        }
+
+        [Test]
         public void Export_ErrorDuringSingleCalculationExport_LogsErrorAndReturnsFalse()
         {
             // Setup