Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/CsvImporters/CsvImporterSurfaceLines.cs
===================================================================
diff -u -r4539 -r5377
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/CsvImporters/CsvImporterSurfaceLines.cs	(.../CsvImporterSurfaceLines.cs)	(revision 4539)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/CsvImporters/CsvImporterSurfaceLines.cs	(.../CsvImporterSurfaceLines.cs)	(revision 5377)
@@ -162,10 +162,11 @@
     /// <returns>the name of the temporary file</returns>
     private string CopyToTemporaryFile(string fileName)
     {
-        string newFilename = Path.GetRandomFileName();
-        File.Delete(newFilename);
-        File.Copy(fileName, newFilename);
-        return newFilename;
+        string tempPath = Path.GetTempPath();
+        string tempFileName = Path.Combine(tempPath, Path.GetRandomFileName());
+        File.Delete(tempFileName);
+        File.Copy(fileName, tempFileName);
+        return tempFileName;
     }
 
     public class SurfaceLineRecord