Index: Ringtoets/Piping/src/Ringtoets.Piping.Plugin/FileImporter/RingtoetsPipingSurfaceLineUpdateDataStrategy.cs
===================================================================
diff -u -rd16c525c53b03da07dd18853da6b8b256ede5b5a -r4f9135243197ba3b1238f964bb38f3e9971d1282
--- Ringtoets/Piping/src/Ringtoets.Piping.Plugin/FileImporter/RingtoetsPipingSurfaceLineUpdateDataStrategy.cs	(.../RingtoetsPipingSurfaceLineUpdateDataStrategy.cs)	(revision d16c525c53b03da07dd18853da6b8b256ede5b5a)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Plugin/FileImporter/RingtoetsPipingSurfaceLineUpdateDataStrategy.cs	(.../RingtoetsPipingSurfaceLineUpdateDataStrategy.cs)	(revision 4f9135243197ba3b1238f964bb38f3e9971d1282)
@@ -187,8 +187,7 @@
             IEnumerable<PipingCalculation> calculationsToUpdate = GetAffectedCalculationWithSurfaceLine(removedSurfaceLine);
             foreach (PipingCalculation affectedCalculation in calculationsToUpdate)
             {
-                IEnumerable<StochasticSoilModel> matchingSoilModels = GetAvailableStochasticSoilModels(null);
-                PipingInputService.SetMatchingStochasticSoilModel(affectedCalculation.InputParameters, matchingSoilModels);
+                PipingInputService.SetMatchingStochasticSoilModel(affectedCalculation.InputParameters, Enumerable.Empty<StochasticSoilModel>());
             }
 
             return PipingDataSynchronizationService.RemoveSurfaceLine(failureMechanism, removedSurfaceLine);