Index: src/Deltares.DSoilModel.Forms/DSoilModelPlugin.cs
===================================================================
diff -u -r778 -r821
--- src/Deltares.DSoilModel.Forms/DSoilModelPlugin.cs	(.../DSoilModelPlugin.cs)	(revision 778)
+++ src/Deltares.DSoilModel.Forms/DSoilModelPlugin.cs	(.../DSoilModelPlugin.cs)	(revision 821)
@@ -494,14 +494,32 @@
             materialsTable.AllowUserColumnFilterEdit = enable;
         }
 
-        private void SetSoilUserFilterForMaterialTableToFilterAll()
+        private void SetSoilUserFilterToNearestMatchForMechanism(Mechanism currentMechanism)
         {
             var dSoilModelContext = Context.CurrentContext as DSoilModelContext;
             if (dSoilModelContext != null)
             {
-                // Set SoilUserFilter 'All'
-                materialsTable.SelectColumnFilterAll();
-                dSoilModelContext.SoilUserFilter = null;
+                // Set corresponding soiluserfilter
+                switch (currentMechanism)
+                {
+                    case Mechanism.Piping :
+                    {
+                        // In fact you should set the selectedFilter for the materialsTable here too but there is no way to do that now.
+                        // (as you can never get a proper value (UserColumnFilterDisplayItem) for that as this is not public.
+                        dSoilModelContext.SoilUserFilter = UserColumnFilters.PipingWti;
+                        break;
+                    }
+                    case Mechanism.Stability:
+                    {
+                        dSoilModelContext.SoilUserFilter = UserColumnFilters.MacrostabilityWti;
+                        break;
+                    }
+                    case Mechanism.FlowSlide:
+                    {
+                        dSoilModelContext.SoilUserFilter = UserColumnFilters.FlowSlideWti;                        
+                        break;
+                    }
+                }
             }
         }
 
@@ -570,8 +588,8 @@
                 {
                     if (project.CurrentFailureMechanism != Mechanism.None)
                     {
-                        SetSoilUserFilterForMaterialTableToFilterAll();
-                        EnableSoilUserFilterForMaterialTable(false);
+                        SetSoilUserFilterToNearestMatchForMechanism(project.CurrentFailureMechanism);
+                        EnableSoilUserFilterForMaterialTable(true);
                     }
                     else
                     {