[Python-apps-team] Bug#801351: gufw from terminal:

[Sacredos Lupus]

This is what I get when running gufw from terminal as asked and
reproduce bug...
?????????@?????????:~$ gufw

(gufw.py:2041): Gtk-CRITICAL **: gtk_tree_path_to_string: assertion
'path != NULL' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_value: assertion
'iter_is_valid (iter, list_store)' failed
/usr/share/gufw/gufw/view/guiGufw.py:52: Warning: g_object_set_property:
assertion 'G_IS_VALUE (value)' failed
  Gtk.main()
/usr/share/gufw/gufw/view/guiGufw.py:52: Warning: g_value_unset:
assertion 'G_IS_VALUE (value)' failed
  Gtk.main()

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_value: assertion
'iter_is_valid (iter, list_store)' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_path: assertion
'iter->stamp == priv->stamp' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_tree_path_to_string: assertion
'path != NULL' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_value: assertion
'iter_is_valid (iter, list_store)' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_value: assertion
'iter_is_valid (iter, list_store)' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_path: assertion
'iter->stamp == priv->stamp' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_tree_path_to_string: assertion
'path != NULL' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_value: assertion
'iter_is_valid (iter, list_store)' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_value: assertion
'iter_is_valid (iter, list_store)' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_get_path: assertion
'iter->stamp == priv->stamp' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_tree_path_to_string: assertion
'path != NULL' failed

(gufw.py:2041): Gtk-CRITICAL **: gtk_list_store_iter_next: assertion
'priv->stamp == iter->stamp' failed

(gufw.py:2041): Gtk-CRITICAL **: /tmp/buildd/gtk
+3.0-3.14.5/./gtk/gtktreeview.c:5495 (gtk_tree_view_bin_draw): assertion
`has_next' failed.
There is a disparity between the internal view of the GtkTreeView,
and the GtkTreeModel.  This generally means that the model has changed
without letting the view know.  Any display from now on is likely to
be incorrect.