Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Calculators/Waternet/WaternetCalculatorException.cs
===================================================================
diff -u
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Calculators/Waternet/WaternetCalculatorException.cs	(revision 0)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Calculators/Waternet/WaternetCalculatorException.cs	(revision 0e47d3eddb8f503448a0aae5edf1114202e6e557)
@@ -0,0 +1,68 @@
+// Copyright (C) Stichting Deltares 2017. All rights reserved.
+//
+// This file is part of Ringtoets.
+//
+// Ringtoets is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.Runtime.Serialization;
+
+namespace Ringtoets.MacroStabilityInwards.KernelWrapper.Calculators.Waternet
+{
+    /// <summary>
+    /// The exception that is thrown when an error occurs while performing a Waternet calculation.
+    /// </summary>
+    [Serializable]
+    public class WaternetCalculatorException : Exception
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WaternetCalculatorException"/> class.
+        /// </summary>
+        public WaternetCalculatorException() {}
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WaternetCalculatorException"/> class
+        /// with a specified error message.
+        /// </summary>
+        /// <param name="message">The error message that explains the reason for the exception.</param>
+        public WaternetCalculatorException(string message) : base(message) {}
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WaternetCalculatorException"/> class
+        /// with a specified error message and a reference to the inner exception that is
+        /// the cause of this exception.
+        /// </summary>
+        /// <param name="message">The error message that explains the reason for the exception.</param>
+        /// <param name="inner">The exception that is the cause of the current exception, 
+        /// or a null reference if no inner exception is specified.</param>
+        public WaternetCalculatorException(string message, Exception inner) : base(message, inner) {}
+
+        /// <summary>
+        /// Initializes a new instance of <see cref="WaternetCalculatorException"/> with
+        /// serialized data.</summary>
+        /// <param name="info">The <see cref="SerializationInfo"/> that holds the serialized
+        /// object data about the exception being thrown.</param>
+        /// <param name="context">The <see cref="StreamingContext"/> that contains contextual
+        /// information about the source or destination.</param>
+        /// <exception cref="ArgumentNullException">The <paramref name="info"/> parameter is
+        /// <c>null</c>.</exception>
+        /// <exception cref="SerializationException">The class name is <c>null</c> or
+        /// <see cref="Exception.HResult" /> is zero (0).</exception>
+        protected WaternetCalculatorException(SerializationInfo info, StreamingContext context) : base(info, context) {}
+    }
+}
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Ringtoets.MacroStabilityInwards.KernelWrapper.csproj
===================================================================
diff -u -rcf4437d42715feee4622c9ae57fb9920485fb13f -r0e47d3eddb8f503448a0aae5edf1114202e6e557
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Ringtoets.MacroStabilityInwards.KernelWrapper.csproj	(.../Ringtoets.MacroStabilityInwards.KernelWrapper.csproj)	(revision cf4437d42715feee4622c9ae57fb9920485fb13f)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Ringtoets.MacroStabilityInwards.KernelWrapper.csproj	(.../Ringtoets.MacroStabilityInwards.KernelWrapper.csproj)	(revision 0e47d3eddb8f503448a0aae5edf1114202e6e557)
@@ -61,6 +61,7 @@
     <Compile Include="Calculators\Waternet\Input\WaternetCalculatorInput.cs" />
     <Compile Include="Calculators\Waternet\IWaternetCalculator.cs" />
     <Compile Include="Calculators\Waternet\WaternetCalculator.cs" />
+    <Compile Include="Calculators\Waternet\WaternetCalculatorException.cs" />
     <Compile Include="Creators\Input\SlipPlaneUpliftVanCreator.cs" />
     <Compile Include="Creators\Input\SoilProfileCreator.cs" />
     <Compile Include="Creators\Input\UpliftVanStabilityLocationCreator.cs" />
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Calculators/Waternet/WaternetCalculatorExceptionTest.cs
===================================================================
diff -u
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Calculators/Waternet/WaternetCalculatorExceptionTest.cs	(revision 0)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Calculators/Waternet/WaternetCalculatorExceptionTest.cs	(revision 0e47d3eddb8f503448a0aae5edf1114202e6e557)
@@ -0,0 +1,31 @@
+// Copyright (C) Stichting Deltares 2017. All rights reserved.
+//
+// This file is part of Ringtoets.
+//
+// Ringtoets is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using Core.Common.TestUtil;
+using NUnit.Framework;
+using Ringtoets.MacroStabilityInwards.KernelWrapper.Calculators.Waternet;
+
+namespace Ringtoets.MacroStabilityInwards.KernelWrapper.Test.Calculators.Waternet
+{
+    [TestFixture]
+    public class WaternetCalculatorExceptionTest : CustomExceptionDesignGuidelinesTestFixture<WaternetCalculatorException, Exception> {}
+}
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test.csproj
===================================================================
diff -u -rcf4437d42715feee4622c9ae57fb9920485fb13f -r0e47d3eddb8f503448a0aae5edf1114202e6e557
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test.csproj	(.../Ringtoets.MacroStabilityInwards.KernelWrapper.Test.csproj)	(revision cf4437d42715feee4622c9ae57fb9920485fb13f)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test.csproj	(.../Ringtoets.MacroStabilityInwards.KernelWrapper.Test.csproj)	(revision 0e47d3eddb8f503448a0aae5edf1114202e6e557)
@@ -78,6 +78,7 @@
     <Compile Include="Calculators\UpliftVan\UpliftVanValidationResultTypeTest.cs" />
     <Compile Include="Calculators\UpliftVan\UpliftVanValidationResultTest.cs" />
     <Compile Include="Calculators\Waternet\Input\WaternetCalculatorInputTest.cs" />
+    <Compile Include="Calculators\Waternet\WaternetCalculatorExceptionTest.cs" />
     <Compile Include="Calculators\Waternet\WaternetCalculatorTest.cs" />
     <Compile Include="Creators\Input\SlipPlaneUpliftVanCreatorTest.cs" />
     <Compile Include="Creators\Input\SoilProfileCreatorTest.cs" />