Index: Ringtoets/Common/src/Ringtoets.Common.IO/FileImporters/StructuresImporter.cs
===================================================================
diff -u -r006e2461c3c2f32451e7f8715e3cece92230a27a -r14df730fa8cccaa577dff326142bd3335eedf6d5
--- Ringtoets/Common/src/Ringtoets.Common.IO/FileImporters/StructuresImporter.cs	(.../StructuresImporter.cs)	(revision 006e2461c3c2f32451e7f8715e3cece92230a27a)
+++ Ringtoets/Common/src/Ringtoets.Common.IO/FileImporters/StructuresImporter.cs	(.../StructuresImporter.cs)	(revision 14df730fa8cccaa577dff326142bd3335eedf6d5)
@@ -34,6 +34,7 @@
 using Ringtoets.Common.Data.AssessmentSection;
 using Ringtoets.Common.IO.Properties;
 using Ringtoets.Common.IO.Structures;
+using BaseConstructionProperties = Ringtoets.Common.Data.StructureBase.ConstructionProperties;
 
 namespace Ringtoets.Common.IO.FileImporters
 {
@@ -135,14 +136,16 @@
                                                                            TConstructionProperties constructionProperties,
                                                                            IDictionary<string, StructuresParameterRow> rowData,
                                                                            string key)
+            where TConstructionProperties : BaseConstructionProperties
         {
             if (rowData.ContainsKey(key))
             {
                 setPropertyAction(constructionProperties, rowData, key);
             }
             else
             {
-                log.Warn(string.Format(Resources.StructuresParameterRowsValidator_Parameter_0_missing_or_invalid, key));
+                log.Warn(string.Format(Resources.StructuresImporter_TrySetConstructionProperty_Parameter_0_missing_or_invalid_default_values_used,
+                                       key));
             }
         }