Index: DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SurfaceLine2Validator.cs
===================================================================
diff -u -r5449 -r5527
--- DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SurfaceLine2Validator.cs	(.../SurfaceLine2Validator.cs)	(revision 5449)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SurfaceLine2Validator.cs	(.../SurfaceLine2Validator.cs)	(revision 5527)
@@ -94,12 +94,9 @@
     /// <returns></returns>
     public static bool AreAllPointsXCoordinatesAscending(SurfaceLine2 line)
     {
-        if (line.Geometry.Points.Count == line.Geometry.CalcPoints.Count)
+        if ((line.Geometry.Points.Count == line.Geometry.CalcPoints.Count) && ArePointsAndCalcPointEqual(line))
         {
-            if (ArePointsAndCalcPointEqual(line))
-            {
-                return AreGeometryPointsXCoordinatesAscending(line.Geometry.Points);
-            }
+            return AreGeometryPointsXCoordinatesAscending(line.Geometry.Points);
         }
         return false;
     }