Index: Riskeer/Integration/src/Riskeer.Integration.IO/Importers/HydraulicBoundaryDatabaseImporter.cs
===================================================================
diff -u -rb883e55c8a4b11cc20616910385f283e73661af9 -r6038702edc6ecc5a2dd82a9380c1829948c023e9
--- Riskeer/Integration/src/Riskeer.Integration.IO/Importers/HydraulicBoundaryDatabaseImporter.cs	(.../HydraulicBoundaryDatabaseImporter.cs)	(revision b883e55c8a4b11cc20616910385f283e73661af9)
+++ Riskeer/Integration/src/Riskeer.Integration.IO/Importers/HydraulicBoundaryDatabaseImporter.cs	(.../HydraulicBoundaryDatabaseImporter.cs)	(revision 6038702edc6ecc5a2dd82a9380c1829948c023e9)
@@ -92,13 +92,6 @@
 
             ReadHydraulicLocationConfigurationDatabase readHydraulicLocationConfigurationDatabase = readHydraulicLocationConfigurationDatabaseResult.Items.Single();
 
-            bool usePreprocessorClosure = readHydraulicLocationConfigurationDatabase.ReadTracks.First(rt => rt.TrackId == readHydraulicBoundaryDatabase.TrackId).UsePreprocessorClosure;
-            if (usePreprocessorClosure && !File.Exists(HydraulicBoundaryDataHelper.GetPreprocessorClosureFilePath(hlcdFilePath)))
-            {
-                Log.Error(BuildErrorMessage(hlcdFilePath, Resources.HydraulicBoundaryDatabaseImporter_PreprocessorClosure_sqlite_Not_Found));
-                return false;
-            }
-
             ReadResult<IEnumerable<long>> readExcludedLocationsResult = ReadExcludedLocations();
 
             if (readExcludedLocationsResult.CriticalErrorOccurred || Canceled)
@@ -111,7 +104,7 @@
 
             return true;
         }
-        
+
         protected override void LogImportCanceledMessage()
         {
             Log.Info(Resources.HydraulicBoundaryDatabaseImporter_ProgressText_Import_canceled_No_data_changed);
@@ -154,7 +147,7 @@
         private ReadHydraulicBoundaryDatabase TryReadHydraulicBoundaryDatabase()
         {
             NotifyProgress(Resources.HydraulicBoundaryDatabaseImporter_ProgressText_Reading_Hrd_file, 1, numberOfSteps);
-         
+
             ReadResult<ReadHydraulicBoundaryDatabase> readHydraulicBoundaryDatabaseResult;
 
             try
@@ -174,7 +167,7 @@
             {
                 readHydraulicBoundaryDatabaseResult = HandleCriticalFileReadError<ReadHydraulicBoundaryDatabase>(e);
             }
-            
+
             if (readHydraulicBoundaryDatabaseResult.CriticalErrorOccurred || Canceled)
             {
                 return null;
Index: Riskeer/Integration/test/Riskeer.Integration.IO.Test/Importers/HydraulicBoundaryDatabaseImporterTest.cs
===================================================================
diff -u -r1c33828255f3af61e2255936f0fd80963bc21a52 -r6038702edc6ecc5a2dd82a9380c1829948c023e9
--- Riskeer/Integration/test/Riskeer.Integration.IO.Test/Importers/HydraulicBoundaryDatabaseImporterTest.cs	(.../HydraulicBoundaryDatabaseImporterTest.cs)	(revision 1c33828255f3af61e2255936f0fd80963bc21a52)
+++ Riskeer/Integration/test/Riskeer.Integration.IO.Test/Importers/HydraulicBoundaryDatabaseImporterTest.cs	(.../HydraulicBoundaryDatabaseImporterTest.cs)	(revision 6038702edc6ecc5a2dd82a9380c1829948c023e9)
@@ -354,37 +354,6 @@
         }
 
         [Test]
-        public void Import_ExistingFileAndHlcdWithUsePreprocessorClosureTrueAndWithoutPreprocessorClosureDatabase_CancelImportWithErrorMessage()
-        {
-            // Setup
-            var mocks = new MockRepository();
-            var handler = mocks.StrictMock<IHydraulicBoundaryDataUpdateHandler>();
-            mocks.ReplayAll();
-
-            string path = Path.Combine(testDataPath, "missingPreprocessorClosure", "complete.sqlite");
-            string hlcdFilePath = Path.Combine(Path.GetDirectoryName(path), "hlcd.sqlite");
-
-            var hydraulicBoundaryData = new HydraulicBoundaryData
-            {
-                HydraulicLocationConfigurationDatabase =
-                {
-                    FilePath = hlcdFilePath
-                }
-            };
-
-            var importer = new HydraulicBoundaryDatabaseImporter(hydraulicBoundaryData, handler, path);
-
-            // Call
-            var importSuccessful = true;
-            void Call() => importSuccessful = importer.Import();
-
-            // Assert
-            var expectedMessage = $"Fout bij het lezen van bestand '{hlcdFilePath}': het bijbehorende preprocessor closure bestand is niet gevonden in dezelfde map als het HLCD bestand.";
-            AssertImportFailed(Call, expectedMessage, ref importSuccessful);
-            mocks.VerifyAll();
-        }
-
-        [Test]
         [TestCaseSource(nameof(GetValidFiles))]
         public void Import_WithValidFileAndHlcdWithoutScenarioInformation_UpdatesHydraulicBoundaryDatabaseWithImportedData(
             string filePath, bool usePreprocessorClosure)
Index: Riskeer/Integration/test/Riskeer.Integration.IO.Test/test-data/HydraulicBoundaryDatabaseImporter/withoutPreprocessorClosure/HLCD.sqlite
===================================================================
diff -u -rbe2039934e8fb442effc0150a1900f2175ec6a03 -r6038702edc6ecc5a2dd82a9380c1829948c023e9
Binary files differ
Index: Riskeer/Integration/test/Riskeer.Integration.IO.Test/test-data/HydraulicBoundaryDatabaseImporter/withoutPreprocessorClosure/complete.config.sqlite
===================================================================
diff -u -rbe2039934e8fb442effc0150a1900f2175ec6a03 -r6038702edc6ecc5a2dd82a9380c1829948c023e9
Binary files differ
Index: Riskeer/Integration/test/Riskeer.Integration.IO.Test/test-data/HydraulicBoundaryDatabaseImporter/withoutPreprocessorClosure/complete.sqlite
===================================================================
diff -u -rbe2039934e8fb442effc0150a1900f2175ec6a03 -r6038702edc6ecc5a2dd82a9380c1829948c023e9
Binary files differ