Error while adding navsat

[lpbonomi]

After adding navsat and trying to set the topic I get the following errors and mapviz becomes unsuable unless I delete the config:

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.463: cannot register existing type 'GtkWidget'

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot add class private field to invalid type '<invalid>'

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot add private field to invalid (non-instantiatable) type '<invalid>'

(mapviz:17807): GLib-GObject-CRITICAL **: 09:38:22.464: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot register existing type 'GtkBuildable'

(mapviz:17807): GLib-GObject-CRITICAL **: 09:38:22.464: g_type_interface_add_prerequisite: assertion 'G_TYPE_IS_INTERFACE (interface_type)' failed

(mapviz:17807): GLib-CRITICAL **: 09:38:22.464: g_once_init_leave: assertion 'result != 0' failed

(mapviz:17807): GLib-GObject-CRITICAL **: 09:38:22.464: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed

(mapviz:17807): GLib-GObject-CRITICAL **: 09:38:22.464: g_type_register_static: assertion 'parent_type > 0' failed

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot add private field to invalid (non-instantiatable) type '<invalid>'

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot register existing type 'GtkEditable'

(mapviz:17807): GLib-GObject-CRITICAL **: 09:38:22.464: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot register existing type 'GtkCellEditable'

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot register existing type 'GtkWidget'

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot add class private field to invalid type '<invalid>'

(mapviz:17807): GLib-GObject-WARNING **: 09:38:22.464: cannot add private field to invalid (non-instantiatable) type '<invalid>'

(mapviz:17807): GLib-GObject-CRITICAL **: 09:38:22.464: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed