Index: DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/GeneralHelper.cs
===================================================================
diff -u -r5767 -r5823
--- DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/GeneralHelper.cs	(.../GeneralHelper.cs)	(revision 5767)
+++ DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/GeneralHelper.cs	(.../GeneralHelper.cs)	(revision 5823)
@@ -140,8 +140,10 @@
                 }
 
                 string fileName = calculationResult.BaseFileName;
+                // Note: only check for the iterated file if the design calculation was successful 
                 isIteratedFilePresent = isIteratedFilePresent ||
-                                        (!fileName.IsNullOrEmpty() && fileName.Contains("Ite(") && !fileName.Contains("Ite(1)"));
+                                        (!fileName.IsNullOrEmpty() && fileName.Contains("Ite(") && !fileName.Contains("Ite(1)"))
+                                        || !isDesignSuccessful;
             }
 
             // The iterated file is created only for the stability mechanism (not for piping) to be opened in D-Stability