Index: Constructor/Operations/ExportNavigationMesh.cs
===================================================================
--- Constructor/Operations/ExportNavigationMesh.cs  (revision 6363)
+++ Constructor/Operations/ExportNavigationMesh.cs  (working copy)
@@ -14,5 +14,20 @@
             : base("Navigation Mesh")
         {
         }
+
+        public override bool RunImp(Task task, AppEnv appEnv, bool withChildren)
+        {
+            string tempDir = appEnv.TempDir + @"export-lsa4-with-vector-data-5\";
+
+            Command command = null;
+            command = new Command();
+            command.Type = Command.CommandType.EDTU4;
+            command.EdtuCommand = "build-navigation-mesh";
+            command.Args = tempDir + "surface-L0.ofsh" + " D:\\huhu.ofsh";
+            command.ErrorsFile = tempDir + @"export-vector-data_errors.ofsh";
+            task.AddCommand(command);
+
+            return true;
+        }
     }
 }