Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/CsvImporters/CsvImporterSurfaceLines.cs
===================================================================
diff -u -r5377 -r5378
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/CsvImporters/CsvImporterSurfaceLines.cs	(.../CsvImporterSurfaceLines.cs)	(revision 5377)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/CsvImporters/CsvImporterSurfaceLines.cs	(.../CsvImporterSurfaceLines.cs)	(revision 5378)
@@ -160,7 +160,7 @@
     /// </summary>
     /// <param name="fileName">Name of the file.</param>
     /// <returns>the name of the temporary file</returns>
-    private string CopyToTemporaryFile(string fileName)
+    private static string CopyToTemporaryFile(string fileName)
     {
         string tempPath = Path.GetTempPath();
         string tempFileName = Path.Combine(tempPath, Path.GetRandomFileName());