Index: src/Deltares.DSoilModel.Forms/DSoilModelContext.cs
===================================================================
diff -u -r229 -r233
--- src/Deltares.DSoilModel.Forms/DSoilModelContext.cs	(.../DSoilModelContext.cs)	(revision 229)
+++ src/Deltares.DSoilModel.Forms/DSoilModelContext.cs	(.../DSoilModelContext.cs)	(revision 233)
@@ -141,6 +141,20 @@
                     return false;
             }
 
+            var profile2D = source as SoilProfile2D;
+            if (profile2D != null)
+            {
+                if (member == profile2D.GetMemberName(sp1 => sp1.Location) ||
+                    member == profile2D.GetMemberName(sp1 => sp1.XBegin) ||
+                    member == profile2D.GetMemberName(sp1 => sp1.XEnd) ||
+                    member == profile2D.GetMemberName(sp1 => sp1.YBegin) ||
+                    member == profile2D.GetMemberName(sp1 => sp1.YEnd) ||
+                    member == profile2D.GetMemberName(sp1 => sp1.Length))
+                {                    
+                    return false;
+                }
+            }
+
             if (source is Soil)
             {
                 if (member == "SoilType")