Index: DamEngine/trunk/src/Deltares.DamEngine.Data/General/Dike.cs
===================================================================
diff -u -r5430 -r5431
--- DamEngine/trunk/src/Deltares.DamEngine.Data/General/Dike.cs	(.../Dike.cs)	(revision 5430)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data/General/Dike.cs	(.../Dike.cs)	(revision 5431)
@@ -246,12 +246,9 @@
             throw new DikeException($"For Operational (DamLive), location {location.Name} has {location.Scenarios.Count} scenarios but only one is allowed!");
         }
 
-        if (location.SensorLocation != null)
+        if ((location.SensorLocation != null) && location.SensorLocation.SensorGroup.SensorArray.Any(sensorArray => sensorArray.RelativeLocation < 0))
         {
-            if (location.SensorLocation.SensorGroup.SensorArray.Any(sensorArray => sensorArray.RelativeLocation < 0))
-            {
-                throw new DikeException($"For Operational (DamLive), location {location.Name} has sensor which are not relative to the starting point.");
-            }
+            throw new DikeException($"For Operational (DamLive), location {location.Name} has sensor which are not relative to the starting point.");
         }
     }