Comment 2 for bug 1076494

StacktraceTop:
 last_fm_preferences_section_lastfmLoginClick (self=0x248ca60, login_button=0x24302c0) at /build/buildd/noise-0.4+r1171/obj-x86_64-linux-gnu/plugins/LastFM/PreferencesSection.c:301
 _g_closure_invoke_va (closure=0x24bff50, return_value=0x0, instance=0x24302c0, args=0x7fff1d7367d8, n_params=0, param_types=<optimized out>) at /build/buildd/glib2.0-2.32.3/./gobject/gclosure.c:840
 g_signal_emit_valist (instance=0x24302c0, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.3/./gobject/gsignal.c:3207
 g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.3/./gobject/gsignal.c:3352
 gtk_real_button_released (button=0x24302c0) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkbutton.c:2007