add check of input data to exempted run. throw exeption in case of invalid input data

VectoCore/VectoCore/Models/Simulation/Impl/ExemptedRun.cs

 using System;
+using TUGraz.VectoCommon.Exceptions;
 using TUGraz.VectoCommon.Models;
 using TUGraz.VectoCore.Models.Connector.Ports.Impl;
 using TUGraz.VectoCore.Models.Simulation.Data;
@@ -24,11 +25,28 @@ namespace TUGraz.VectoCore.Models.Simulation.Impl {
 
 		protected override IResponse DoSimulationStep()
 		{
+			CheckValidInput();
 			FinishedWithoutErrors = true;
 			_writeSumData(null);
 			return new ResponseCycleFinished();
 		}
 
+		private void CheckValidInput()
+		{
+			var vehicleData = Container.RunData.VehicleData;
+			if (vehicleData.ZeroEmissionVehicle && vehicleData.DualFuelVehicle) {
+				throw new VectoException("Invalid input: ZE-HDV and DualFuelVehicle are mutually exclusive!");
+			}
+
+			if (!vehicleData.ZeroEmissionVehicle && !vehicleData.HybridElectricHDV && !vehicleData.DualFuelVehicle) {
+				throw new VectoException("Invalid input: at least one option of ZE-HDV, He-HDV, and DualFuelVehicle has to be set for an exempted vehicle!");
+			}
+
+			if (vehicleData.HybridElectricHDV && (vehicleData.MaxNetPower1 == null || vehicleData.MaxNetPower2 == null)) {
+				throw new VectoException("For He-HDV both MaxNetPower1 and MaxNetPower2 have to be provided!");
+			}
+		}
+
 		protected override IResponse Initialize()
 		{
 			return new ResponseSuccess();