Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IDesignWaterLevelCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IDesignWaterLevelCalculator.cs	(.../IDesignWaterLevelCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IDesignWaterLevelCalculator.cs	(.../IDesignWaterLevelCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input.Hydraulics;
 using Riskeer.HydraRing.Calculation.Data.Output.IllustrationPoints;
 using Riskeer.HydraRing.Calculation.Exceptions;
@@ -72,7 +71,6 @@
         /// <param name="input">The <see cref="AssessmentLevelCalculationInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(AssessmentLevelCalculationInput input);
 
         /// <summary>
Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IDunesBoundaryConditionsCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IDunesBoundaryConditionsCalculator.cs	(.../IDunesBoundaryConditionsCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IDunesBoundaryConditionsCalculator.cs	(.../IDunesBoundaryConditionsCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input.Hydraulics;
 using Riskeer.HydraRing.Calculation.Exceptions;
 
@@ -71,7 +70,6 @@
         /// <param name="input">The <see cref="DunesBoundaryConditionsCalculationInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(DunesBoundaryConditionsCalculationInput input);
 
         /// <summary>
Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IHydraulicLoadsCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IHydraulicLoadsCalculator.cs	(.../IHydraulicLoadsCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IHydraulicLoadsCalculator.cs	(.../IHydraulicLoadsCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input.Hydraulics;
 using Riskeer.HydraRing.Calculation.Data.Output.IllustrationPoints;
 using Riskeer.HydraRing.Calculation.Exceptions;
@@ -72,7 +71,6 @@
         /// <param name="input">The <see cref="HydraulicLoadsCalculationInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(HydraulicLoadsCalculationInput input);
 
         /// <summary>
Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IOvertoppingCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IOvertoppingCalculator.cs	(.../IOvertoppingCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IOvertoppingCalculator.cs	(.../IOvertoppingCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input.Overtopping;
 using Riskeer.HydraRing.Calculation.Data.Output.IllustrationPoints;
 using Riskeer.HydraRing.Calculation.Exceptions;
@@ -73,7 +72,6 @@
         /// <param name="input">The <see cref="OvertoppingCalculationInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(OvertoppingCalculationInput input);
 
         /// <summary>
Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IPipingCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IPipingCalculator.cs	(.../IPipingCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IPipingCalculator.cs	(.../IPipingCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input.Piping;
 using Riskeer.HydraRing.Calculation.Data.Output.IllustrationPoints;
 using Riskeer.HydraRing.Calculation.Exceptions;
@@ -62,7 +61,6 @@
         /// <param name="input">The <see cref="PipingCalculationInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(PipingCalculationInput input);
 
         /// <summary>
Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IStructuresCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IStructuresCalculator.cs	(.../IStructuresCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IStructuresCalculator.cs	(.../IStructuresCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input;
 using Riskeer.HydraRing.Calculation.Data.Output.IllustrationPoints;
 using Riskeer.HydraRing.Calculation.Exceptions;
@@ -64,7 +63,6 @@
         /// <param name="input">The <see cref="TInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(TInput input);
 
         /// <summary>
Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IWaveConditionsCosineCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IWaveConditionsCosineCalculator.cs	(.../IWaveConditionsCosineCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IWaveConditionsCosineCalculator.cs	(.../IWaveConditionsCosineCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input.WaveConditions;
 using Riskeer.HydraRing.Calculation.Exceptions;
 
@@ -82,7 +81,6 @@
         /// <param name="input">The <see cref="WaveConditionsCosineCalculationInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(WaveConditionsCosineCalculationInput input);
 
         /// <summary>
Index: Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IWaveHeightCalculator.cs
===================================================================
diff -u -r9e9976818f1b446948c3bf815cafe2e023f98ac1 -r934bdf5a067dd319bee9bff5d12f92ce7b5b3610
--- Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IWaveHeightCalculator.cs	(.../IWaveHeightCalculator.cs)	(revision 9e9976818f1b446948c3bf815cafe2e023f98ac1)
+++ Riskeer/HydraRing/src/Riskeer.HydraRing.Calculation/Calculator/IWaveHeightCalculator.cs	(.../IWaveHeightCalculator.cs)	(revision 934bdf5a067dd319bee9bff5d12f92ce7b5b3610)
@@ -19,7 +19,6 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using Riskeer.HydraRing.Calculation.Data.Input.Hydraulics;
 using Riskeer.HydraRing.Calculation.Data.Output.IllustrationPoints;
 using Riskeer.HydraRing.Calculation.Exceptions;
@@ -73,7 +72,6 @@
         /// <param name="input">The <see cref="WaveHeightCalculationInput"/> which contains all the necessary input
         /// for the calculation.</param>
         /// <exception cref="HydraRingCalculationException">Thrown when an error occurs while performing the calculation.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when preprocessor directory is required but not specified.</exception>
         void Calculate(WaveHeightCalculationInput input);
 
         /// <summary>