Bug: Recent GUI commit potentiall broken some stuff?

[fossfreedom]

The recent commit seems to produce more errors than usual - cause for concern?

The following errors are now observed in the terminal after playing a song

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion `G_IS_OBJECT (object)' failed

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_set_qdata_full: assertion `G_IS_OBJECT (object)' failed

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion `G_IS_OBJECT (object)' failed

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_set_qdata_full: assertion `G_IS_OBJECT (object)' failed

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion `G_IS_OBJECT (object)' failed

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_set_qdata_full: assertion `G_IS_OBJECT (object)' failed

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion `G_IS_OBJECT (object)' failed

(rhythmbox:10252): GLib-GObject-CRITICAL **: g_object_set_qdata_full: assertion `G_IS_OBJECT (object)' failed

Note - no other plugins were enabled other than just the equalizer.