Index: Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.IO/Resources/GEKBConfiguratieSchema.xsd
===================================================================
diff -u -raad074a1117fdd6eb1a371e2778e81263087cd0a -refb5db22155b5ddf77811b831b18e27b5de8c0d6
--- Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.IO/Resources/GEKBConfiguratieSchema.xsd	(.../GEKBConfiguratieSchema.xsd)	(revision aad074a1117fdd6eb1a371e2778e81263087cd0a)
+++ Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.IO/Resources/GEKBConfiguratieSchema.xsd	(.../GEKBConfiguratieSchema.xsd)	(revision efb5db22155b5ddf77811b831b18e27b5de8c0d6)
@@ -30,7 +30,7 @@
       <xs:complexContent>
         <xs:extension base="berekeningType">
           <xs:all>
-            <xs:element ref="hrlocatie" minOccurs="0"/>
+            <xs:element ref="hblocatie-of-hrlocatie" minOccurs="0"/>
             <xs:element ref="dijkprofiel" minOccurs="0"/>
             <xs:element ref="orientatie" minOccurs="0"/>
             <xs:element ref="dijkhoogte" minOccurs="0"/>
Index: Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.IO.Test/Configurations/GrassCoverErosionInwardsCalculationConfigurationReaderTest.cs
===================================================================
diff -u -r6949918830314633db5cc8c16bb2188779fffc93 -refb5db22155b5ddf77811b831b18e27b5de8c0d6
--- Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.IO.Test/Configurations/GrassCoverErosionInwardsCalculationConfigurationReaderTest.cs	(.../GrassCoverErosionInwardsCalculationConfigurationReaderTest.cs)	(revision 6949918830314633db5cc8c16bb2188779fffc93)
+++ Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.IO.Test/Configurations/GrassCoverErosionInwardsCalculationConfigurationReaderTest.cs	(.../GrassCoverErosionInwardsCalculationConfigurationReaderTest.cs)	(revision efb5db22155b5ddf77811b831b18e27b5de8c0d6)
@@ -48,6 +48,9 @@
                 yield return new TestCaseData("invalidMultipleHydraulicBoundaryLocations.xml",
                                               "Element 'hrlocatie' cannot appear more than once if content model type is \"all\".")
                     .SetName("invalidMultipleHydraulicBoundaryLocations");
+                yield return new TestCaseData("invalidCalculationHydraulicBoundaryLocationOldAndNew.xml",
+                                              "Element 'hblocatie' cannot appear more than once if content model type is \"all\".")
+                    .SetName("invalidCalculationHydraulicBoundaryLocationOldAndNew");
 
                 yield return new TestCaseData("invalidDikeProfileEmpty.xml",
                                               "The 'dijkprofiel' element is invalid - The value '' is invalid according to its datatype 'String' - The actual length is less than the MinLength value.")
Index: Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.IO.Test/test-data/GrassCoverErosionInwardsCalculationConfigurationReader/invalidCalculationHydraulicBoundaryLocationOldAndNew.xml
===================================================================
diff -u
--- Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.IO.Test/test-data/GrassCoverErosionInwardsCalculationConfigurationReader/invalidCalculationHydraulicBoundaryLocationOldAndNew.xml	(revision 0)
+++ Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.IO.Test/test-data/GrassCoverErosionInwardsCalculationConfigurationReader/invalidCalculationHydraulicBoundaryLocationOldAndNew.xml	(revision efb5db22155b5ddf77811b831b18e27b5de8c0d6)
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuratie>
+  <berekening naam="Calculation">
+    <hrlocatie>locatie 1</hrlocatie>
+    <hblocatie>locatie 2</hblocatie>
+  </berekening>
+</configuratie>
\ No newline at end of file