Index: Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.Forms.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs
===================================================================
diff -u -r0cc0f65e5dd8ecc7733776517b5891cb2089adca -rab3c22a03e36c7fcdb96d754b45fb8e4717ec9cc
--- Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.Forms.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs)	(revision 0cc0f65e5dd8ecc7733776517b5891cb2089adca)
+++ Ringtoets/GrassCoverErosionInwards/test/Ringtoets.GrassCoverErosionInwards.Forms.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs)	(revision ab3c22a03e36c7fcdb96d754b45fb8e4717ec9cc)
@@ -470,12 +470,9 @@
             // Then
             TestHelper.AssertLogMessages(action, messages =>
             {
-                var msgs = messages.ToArray();
-                StringAssert.StartsWith(String.Format("Validatie van '{0}' gestart om: ", calculation.Name), msgs[0]);
-                StringAssert.StartsWith(String.Format("Validatie van '{0}' beëindigd om: ", calculation.Name), msgs[1]);
-                StringAssert.StartsWith(String.Format("Berekening van '{0}' gestart om: ", calculation.Name), msgs[2]);
-                StringAssert.StartsWith(String.Format("Gras erosie kruin en binnentalud '{0}' niet gelukt.", calculation.Name), msgs[3]);
-                StringAssert.StartsWith(String.Format("Berekening van '{0}' beëindigd om: ", calculation.Name), msgs[4]);
+                var msgs = messages.GetEnumerator();
+                Assert.IsTrue(msgs.MoveNext());
+                StringAssert.StartsWith("Er is een fout opgetreden tijdens de berekening.", msgs.Current);
             });
 
             Assert.IsNull(calculation.Output);