Index: Riskeer/Integration/src/Riskeer.Integration.Plugin/RiskeerPlugin.cs
===================================================================
diff -u -r7b3e9e5b2cf26281211e73384cd0369d93645637 -rd8ce6087cbb9ded36a8c93263ef345c2983ba27e
--- Riskeer/Integration/src/Riskeer.Integration.Plugin/RiskeerPlugin.cs	(.../RiskeerPlugin.cs)	(revision 7b3e9e5b2cf26281211e73384cd0369d93645637)
+++ Riskeer/Integration/src/Riskeer.Integration.Plugin/RiskeerPlugin.cs	(.../RiskeerPlugin.cs)	(revision d8ce6087cbb9ded36a8c93263ef345c2983ba27e)
@@ -28,7 +28,6 @@
 using System.Linq;
 using System.Windows.Forms;
 using Core.Common.Base;
-using Core.Common.Base.Data;
 using Core.Common.Controls.TreeView;
 using Core.Common.Controls.Views;
 using Core.Common.Util;
@@ -41,7 +40,6 @@
 using Core.Gui.Forms.ViewHost;
 using Core.Gui.Helpers;
 using Core.Gui.Plugin;
-using log4net;
 using Riskeer.AssemblyTool.Data;
 using Riskeer.Common.Data;
 using Riskeer.Common.Data.AssemblyTool;
@@ -63,7 +61,6 @@
 using Riskeer.Common.Forms.Views;
 using Riskeer.Common.IO.FileImporters;
 using Riskeer.Common.IO.FileImporters.MessageProviders;
-using Riskeer.Common.IO.HydraRing;
 using Riskeer.Common.IO.ReferenceLines;
 using Riskeer.Common.Plugin;
 using Riskeer.Common.Plugin.FileImporters;
@@ -129,8 +126,6 @@
     /// </summary>
     public class RiskeerPlugin : PluginBase
     {
-        private static readonly ILog log = LogManager.GetLogger(typeof(PluginBase));
-
         private static readonly FontFamily fontFamily = new FontFamily(
             new Uri($"{PackUriHelper.UriSchemePack}://application:,,,/Riskeer.Integration.Plugin;component/Resources/"),
             "./#Symbols");
@@ -147,7 +142,6 @@
             {
                 if (base.Gui != null)
                 {
-                    base.Gui.ProjectOpened -= VerifyHydraulicBoundaryDatabasePath;
                     base.Gui.ViewHost.ViewOpened -= OnViewOpened;
                     base.Gui.ViewHost.ViewClosed -= OnViewClosed;
                 }
@@ -156,7 +150,6 @@
 
                 if (value != null)
                 {
-                    value.ProjectOpened += VerifyHydraulicBoundaryDatabasePath;
                     base.Gui.ViewHost.ViewOpened += OnViewOpened;
                     base.Gui.ViewHost.ViewClosed += OnViewClosed;
                 }
@@ -1196,31 +1189,6 @@
             };
         }
 
-        private static void VerifyHydraulicBoundaryDatabasePath(IProject project)
-        {
-            var riskeerProject = project as RiskeerProject;
-            if (riskeerProject == null)
-            {
-                return;
-            }
-
-            AssessmentSection assessmentSection = riskeerProject.AssessmentSection;
-            if (assessmentSection.HydraulicBoundaryData.IsLinked())
-            {
-                string validationProblem = HydraulicBoundaryDataHelper.ValidateFilesForCalculation(
-                    assessmentSection.HydraulicBoundaryData.FilePath,
-                    assessmentSection.HydraulicBoundaryData.HydraulicLocationConfigurationDatabase.FilePath,
-                    assessmentSection.HydraulicBoundaryData.HydraulicLocationConfigurationDatabase.UsePreprocessorClosure);
-
-                if (validationProblem != null)
-                {
-                    log.WarnFormat(
-                        RiskeerCommonServiceResources.Hydraulic_boundary_database_connection_failed_0_,
-                        validationProblem);
-                }
-            }
-        }
-
         private void OnViewOpened(object sender, ViewChangeEventArgs e)
         {
             IEnumerable<IObserver> observers = Enumerable.Empty<IObserver>();
Index: Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/RiskeerPluginTest.cs
===================================================================
diff -u -rbd9857561de05958b06f90ef92f317415d568d9d -rd8ce6087cbb9ded36a8c93263ef345c2983ba27e
--- Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/RiskeerPluginTest.cs	(.../RiskeerPluginTest.cs)	(revision bd9857561de05958b06f90ef92f317415d568d9d)
+++ Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/RiskeerPluginTest.cs	(.../RiskeerPluginTest.cs)	(revision d8ce6087cbb9ded36a8c93263ef345c2983ba27e)
@@ -21,7 +21,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.IO;
 using System.Linq;
 using System.Threading;
 using System.Windows.Media;
@@ -108,90 +107,6 @@
         }
 
         [Test]
-        [Apartment(ApartmentState.STA)]
-        public void GivenPluginWithGuiSet_WhenProjectOnGuiChangesToProjectWithHydraulicBoundaryDatabaseLinkedToExistingLocation_ThenNoWarning()
-        {
-            // Given
-            var mocks = new MockRepository();
-            var projectStore = mocks.Stub<IStoreProject>();
-            var projectMigrator = mocks.Stub<IMigrateProject>();
-            mocks.ReplayAll();
-
-            string testDataDir = TestHelper.GetTestDataPath(TestDataPath.Riskeer.Common.IO, nameof(HydraulicBoundaryData));
-            string hrdFilePath = Path.Combine(testDataDir, "complete.sqlite");
-            string hlcdFilePath = Path.Combine(testDataDir, "hlcd.sqlite");
-
-            using (var gui = new GuiCore(new MainWindow(), projectStore, projectMigrator, new RiskeerProjectFactory(() => null), new GuiCoreSettings()))
-            {
-                SetPlugins(gui);
-                gui.Run();
-
-                var assessmentSection = new AssessmentSection(AssessmentSectionComposition.Dike)
-                {
-                    HydraulicBoundaryData =
-                    {
-                        FilePath = hrdFilePath,
-                        HydraulicLocationConfigurationDatabase =
-                        {
-                            FilePath = hlcdFilePath
-                        }
-                    }
-                };
-
-                var project = new RiskeerProject(assessmentSection);
-
-                // When
-                void Action() => gui.SetProject(project, null);
-
-                // Then
-                TestHelper.AssertLogMessagesCount(Action, 0);
-            }
-
-            mocks.VerifyAll();
-            Dispatcher.CurrentDispatcher.InvokeShutdown();
-        }
-
-        [Test]
-        [Apartment(ApartmentState.STA)]
-        public void GivenPluginWithGuiSet_WhenProjectOnGuiChangesToProjectWithHydraulicBoundaryDatabaseLinkedToNonExistingLocation_ThenWarning()
-        {
-            // Given
-            var mocks = new MockRepository();
-            var projectStore = mocks.Stub<IStoreProject>();
-            var projectMigrator = mocks.Stub<IMigrateProject>();
-            mocks.ReplayAll();
-
-            using (var gui = new GuiCore(new MainWindow(), projectStore, projectMigrator, new RiskeerProjectFactory(() => null), new GuiCoreSettings()))
-            {
-                SetPlugins(gui);
-                gui.Run();
-
-                const string nonExistingFile = "not_existing_file";
-                var assessmentSection = new AssessmentSection(AssessmentSectionComposition.Dike)
-                {
-                    HydraulicBoundaryData =
-                    {
-                        FilePath = nonExistingFile
-                    }
-                };
-                var project = new RiskeerProject(assessmentSection);
-
-                // When
-                void Action() => gui.SetProject(project, null);
-
-                // Then
-                var fileMissingMessage = $"Fout bij het lezen van bestand '{nonExistingFile}': het bestand bestaat niet.";
-                string message = string.Format(
-                    RiskeerCommonServiceResources.Hydraulic_boundary_database_connection_failed_0_,
-                    fileMissingMessage);
-                TestHelper.AssertLogMessageWithLevelIsGenerated(Action, Tuple.Create(message, LogLevelConstant.Warn));
-            }
-
-            mocks.VerifyAll();
-            Dispatcher.CurrentDispatcher.InvokeShutdown();
-        }
-
-        [Test]
         public void GetStateInfos_ReturnsSupportedStateInfos()
         {
             // Setup