diff --git a/src/include/v3270.h b/src/include/v3270.h
index 32f9553..9144da4 100644
--- a/src/include/v3270.h
+++ b/src/include/v3270.h
@@ -165,7 +165,7 @@
  #endif // v3270_char
 
  LIB3270_EXPORT GtkWidget		* v3270_new(void);
- LIB3270_EXPORT GtkWidget		* v3270_new_trace_window(GtkWidget *widget);
+ LIB3270_EXPORT GtkWidget		* v3270_new_trace_window(GtkWidget *widget, const gchar *header);
  LIB3270_EXPORT GType 			  v3270_get_type(void);
  LIB3270_EXPORT void		  	  v3270_reload(GtkWidget * widget);
  LIB3270_EXPORT void			  v3270_set_font_family(GtkWidget *widget, const gchar *name);
diff --git a/src/include/v3270/trace.h b/src/include/v3270/trace.h
index 5f7f827..ec219f6 100644
--- a/src/include/v3270/trace.h
+++ b/src/include/v3270/trace.h
@@ -50,11 +50,14 @@
  typedef struct _v3270_traceClass	  v3270_traceClass;
 
  LIB3270_EXPORT	GtkWidget			* v3270_trace_new();
- LIB3270_EXPORT	GtkWidget			* v3270_trace_new_from_session(H3270 *hSession);
+
+ LIB3270_EXPORT	GtkWidget			* v3270_trace_new_from_session(H3270 *hSession, const gchar *header);
+
  LIB3270_EXPORT	void				  v3270_trace_set_session(GtkWidget *widget, H3270 *hSession);
  LIB3270_EXPORT	GType 				  v3270_trace_get_type(void);
  LIB3270_EXPORT void				  v3270_trace_vprintf(GtkWidget *widget, const char *fmt, va_list args);
  LIB3270_EXPORT void				  v3270_trace_printf(GtkWidget *widget, const char *fmt, ... );
+ LIB3270_EXPORT void				  v3270_trace_append_text(GtkWidget *widget, const gchar *text);
  LIB3270_EXPORT gchar				* v3270_trace_get_command(GtkWidget *widget);
  LIB3270_EXPORT void				  v3270_trace_set_destroy_on_close(GtkWidget *widget,gboolean on);
  LIB3270_EXPORT void				  v3270_trace_set_font_from_string(GtkWidget *widget, const gchar *name);
diff --git a/src/testprogram/testprogram.c b/src/testprogram/testprogram.c
index ea22566..552bd14 100644
--- a/src/testprogram/testprogram.c
+++ b/src/testprogram/testprogram.c
@@ -91,6 +91,7 @@ static void trace_window_destroy(G_GNUC_UNUSED GtkWidget *widget, H3270 *hSessio
 	lib3270_set_toggle(hSession,LIB3270_TOGGLE_SSL_TRACE,0);
 }
 
+
 static void color_scheme_changed(GtkWidget G_GNUC_UNUSED(*widget), const GdkRGBA *colors, GtkWidget *terminal) {
 
 	debug("%s=%p",__FUNCTION__,colors);
@@ -128,7 +129,7 @@ static void activate(GtkApplication* app, G_GNUC_UNUSED gpointer user_data) {
 //	gchar 		* filename	= NULL;
 	GValue 		  val		= G_VALUE_INIT;
 
-	GtkWidget *trace = v3270_new_trace_window(terminal);
+	GtkWidget *trace = v3270_new_trace_window(terminal,NULL);
 	if(trace) {
 		g_signal_connect(trace, "destroy", G_CALLBACK(trace_window_destroy), v3270_get_session(terminal));
 		lib3270_toggle(v3270_get_session(terminal),LIB3270_TOGGLE_SSL_TRACE);
diff --git a/src/trace/trace.c b/src/trace/trace.c
index 7bf1291..020a377 100644
--- a/src/trace/trace.c
+++ b/src/trace/trace.c
@@ -82,6 +82,8 @@
 
  G_DEFINE_TYPE(v3270_trace, v3270_trace, GTK_TYPE_WINDOW);
 
+ static void append_text(v3270_trace *hwnd, const gchar *text);
+
 /*--[ Implement ]------------------------------------------------------------------------------------*/
 
  const GtkWindowClass * v3270_trace_get_parent_class(void)
@@ -394,9 +396,10 @@ static void destroy(GtkWidget *widget)
 	return g_object_new(V3270_TYPE_TRACE, NULL);
  }
 
- LIB3270_EXPORT GtkWidget * v3270_new_trace_window(GtkWidget *widget)
+ LIB3270_EXPORT GtkWidget * v3270_new_trace_window(GtkWidget *widget, const gchar *header)
  {
- 	return v3270_trace_new_from_session(v3270_get_session(widget));
+	g_return_val_if_fail(GTK_IS_V3270(widget),NULL);
+ 	return v3270_trace_new_from_session(v3270_get_session(widget), header);
  }
 
  static void trace_handler(H3270 *hSession, void *userdata, const char *fmt, va_list args)
@@ -425,7 +428,7 @@ static void destroy(GtkWidget *widget)
 
  }
 
- LIB3270_EXPORT	GtkWidget * v3270_trace_new_from_session(H3270 *hSession) {
+ LIB3270_EXPORT	GtkWidget * v3270_trace_new_from_session(H3270 *hSession, const gchar *header) {
 
 	GtkWidget	* widget	= g_object_new(V3270_TYPE_TRACE, NULL);
 	void		* terminal	= lib3270_get_user_data(hSession);
@@ -441,6 +444,9 @@ static void destroy(GtkWidget *widget)
 
 	v3270_trace_set_session(widget, hSession);
 
+	if(header)
+		append_text(V3270_TRACE(widget), header);
+
 	return widget;
  }
 
@@ -450,17 +456,15 @@ static void destroy(GtkWidget *widget)
 	gchar		* msg;
  };
 
- static gboolean bg_trace_vprintf(struct bg_print_data *data)
+ static void append_text(v3270_trace *hwnd, const gchar *text)
  {
-
-	GtkTextIter		  itr;
-	v3270_trace		* hwnd 	= V3270_TRACE(data->widget);
+	GtkTextIter	itr;
 
 	gtk_text_buffer_get_end_iter(hwnd->text,&itr);
 
-	if(g_utf8_validate(data->msg,strlen(data->msg),NULL))
+	if(g_utf8_validate(text,strlen(text),NULL))
 	{
-		gtk_text_buffer_insert(hwnd->text,&itr,data->msg,strlen(data->msg));
+		gtk_text_buffer_insert(hwnd->text,&itr,text,strlen(text));
 	}
 	else
 	{
@@ -473,11 +477,23 @@ static void destroy(GtkWidget *widget)
 	//GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(hwnd->scroll));
 	//gtk_adjustment_set_value(vadj,gtk_adjustment_get_upper(vadj));
 	//gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(hwnd->scroll), vadj);
+ }
 
+ static gboolean bg_trace_append_text(struct bg_print_data *data)
+ {
+	append_text(V3270_TRACE(data->widget),data->msg);
 	g_free(data->msg);
-
 	return FALSE;
+ }
 
+ void v3270_trace_append_text(GtkWidget *widget, const gchar *text)
+ {
+	struct bg_print_data * data = g_new0(struct bg_print_data,1);
+
+	data->widget = widget;
+	data->msg = g_strdup(text);
+
+	g_idle_add_full(G_PRIORITY_DEFAULT_IDLE,(GSourceFunc) bg_trace_append_text, data, g_free);
  }
 
  void v3270_trace_vprintf(GtkWidget *widget, const char *fmt, va_list args)
@@ -487,8 +503,7 @@ static void destroy(GtkWidget *widget)
 	data->widget = widget;
 	data->msg = g_strdup_vprintf(fmt,args);
 
-	g_idle_add_full(G_PRIORITY_DEFAULT_IDLE,(GSourceFunc) bg_trace_vprintf, data, g_free);
-
+	g_idle_add_full(G_PRIORITY_DEFAULT_IDLE,(GSourceFunc) bg_trace_append_text, data, g_free);
  }
 
  void v3270_trace_printf(GtkWidget *widget, const char *fmt, ... )
diff --git a/src/v3270/iocallback.c b/src/v3270/iocallback.c
index 2100bd9..ce38a10 100644
--- a/src/v3270/iocallback.c
+++ b/src/v3270/iocallback.c
@@ -144,13 +144,12 @@ gpointer BgCall(struct bgParameter *p)
 
 static int static_RunTask(H3270 *hSession, int(*callback)(H3270 *, void *), void *parm)
 {
+//	return callback(hSession,parm);
+
 	struct bgParameter p = { TRUE, hSession, -1, callback, parm };
 
 	trace("%s starts -------------------------------------", __FUNCTION__);
 
-//	p.rc = callback(hSession,parm);
-
-
 	p.running = TRUE;
 
 	GThread	*thread = g_thread_new(PACKAGE_NAME, (GThreadFunc) BgCall, &p);
@@ -171,6 +170,7 @@ static int static_RunTask(H3270 *hSession, int(*callback)(H3270 *, void *), void
 	trace("%s ends ---------------------------------------", __FUNCTION__);
 
 	return p.rc;
+
 }
 
 void v3270_register_io_handlers(G_GNUC_UNUSED v3270Class *cls)
--
libgit2 0.21.2