Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelperTests.cs
===================================================================
diff -u -r5386 -r5446
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelperTests.cs	(.../MacroStabilityCommonHelperTests.cs)	(revision 5386)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelperTests.cs	(.../MacroStabilityCommonHelperTests.cs)	(revision 5446)
@@ -91,6 +91,7 @@
         SurfaceLine2 surfaceLine = FactoryForSurfaceLines.CreateSurfaceLineWithDikeAndDitch();
         surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelOutside).X =
             surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelOutside).X + 5.0;
+        surfaceLine.Geometry.SyncCalcPoints();
         // Now combine the soilGeometryProbability with the same SurfaceLine2 which should result the SoilProfile2D
         // being cut on the left with 5.0 meters
         var combinedProfile = MacroStabilityCommonHelper.CombineSoilProfileWithSurfaceLine(soilGeometryProbability, surfaceLine, new Soil());
@@ -118,6 +119,7 @@
         SurfaceLine2 surfaceLine = FactoryForSurfaceLines.CreateSurfaceLineWithDikeAndDitch();
         surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelOutside).X =
             surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelOutside).X - 5.0;
+        surfaceLine.Geometry.SyncCalcPoints();
         // Now combine the soilGeometryProbability with the same SurfaceLine2 which should result the SoilProfile2D
         // being extended to the left with 5.0 meters
         var combinedProfile = MacroStabilityCommonHelper.CombineSoilProfileWithSurfaceLine(soilGeometryProbability, surfaceLine, new Soil());
@@ -141,6 +143,7 @@
         SurfaceLine2 surfaceLine = FactoryForSurfaceLines.CreateSurfaceLineWithDikeAndDitch();
         surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelInside).X =
             surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelInside).X - 5.0;
+        surfaceLine.Geometry.SyncCalcPoints();
         // Now combine the soilGeometryProbability with the same SurfaceLine2 which should result the SoilProfile2D
         // being cut on the right with 5.0 meters
         var combinedProfile = MacroStabilityCommonHelper.CombineSoilProfileWithSurfaceLine(soilGeometryProbability, surfaceLine, new Soil());
@@ -169,6 +172,7 @@
         SurfaceLine2 surfaceLine = FactoryForSurfaceLines.CreateSurfaceLineWithDikeAndDitch();
         surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelInside).X =
             surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.SurfaceLevelInside).X + 5.0;
+        surfaceLine.Geometry.SyncCalcPoints();
         // Now combine the soilGeometryProbability with the same SurfaceLine2 which should result the SoilProfile2D
         // being extended to the right with 5.0 meters
         var combinedProfile = MacroStabilityCommonHelper.CombineSoilProfileWithSurfaceLine(soilGeometryProbability, surfaceLine, new Soil());