Index: Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.IO/Exporters/MacroStabilityInwardsCalculationGroupExporter.cs
===================================================================
diff -u -r7f31ca0fcf345c32456094e6ede3e2fbb2c86ad9 -r70f7bc2ec3c640350e2525c888837254657d6315
--- Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.IO/Exporters/MacroStabilityInwardsCalculationGroupExporter.cs	(.../MacroStabilityInwardsCalculationGroupExporter.cs)	(revision 7f31ca0fcf345c32456094e6ede3e2fbb2c86ad9)
+++ Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.IO/Exporters/MacroStabilityInwardsCalculationGroupExporter.cs	(.../MacroStabilityInwardsCalculationGroupExporter.cs)	(revision 70f7bc2ec3c640350e2525c888837254657d6315)
@@ -23,6 +23,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Threading;
 using Components.Persistence.Stability;
 using Core.Common.Base.Data;
 using Core.Common.Base.IO;
@@ -137,7 +138,7 @@
             {
                 if (Directory.Exists(tempFolderPath))
                 {
-                    Directory.Delete(tempFolderPath, true);
+                    DeleteDirectory(tempFolderPath);
                 }
             }
         }
@@ -228,5 +229,22 @@
             var fileNameWithExtension = $"{fileName}.{fileExtension}";
             return Path.Combine(currentFolderPath, fileNameWithExtension);
         }
+
+        private static void DeleteDirectory(string directory, int numberOfRetries = 5)
+        {
+            try
+            {
+                Directory.Delete(directory, true);
+            }
+            catch (IOException)
+            {
+                Thread.Sleep(1000);
+
+                if (numberOfRetries != 0)
+                {
+                    DeleteDirectory(directory, numberOfRetries - 1);
+                }
+            }
+        }
     }
 }
\ No newline at end of file