Index: DamEngine/trunk/src/Deltares.DamEngine.Io/DamXmlSerialization.cs
===================================================================
diff -u -r4540 -r5736
--- DamEngine/trunk/src/Deltares.DamEngine.Io/DamXmlSerialization.cs	(.../DamXmlSerialization.cs)	(revision 4540)
+++ DamEngine/trunk/src/Deltares.DamEngine.Io/DamXmlSerialization.cs	(.../DamXmlSerialization.cs)	(revision 5736)
@@ -52,6 +52,7 @@
         var xmlSerializer = new XmlSerializer(typeof(Input));
         var fs = new FileStream(filename, FileMode.Open);
         input = (Input) xmlSerializer.Deserialize(fs);
+        fs.Close();
         return input;
     }
 
@@ -106,6 +107,7 @@
         var xmlSerializer = new XmlSerializer(typeof(Output));
         var fs = new FileStream(filename, FileMode.Open);
         output = (Output) xmlSerializer.Deserialize(fs);
+        fs.Close();
         return output;
     }