Description of problem:
Trying to fix the audio problem (it stopped to work after an update and it still not working)

Version-Release number of selected component:
control-center-3.16.3-1.fc22

Additional info:
reporter:       libreport-2.6.2
backtrace_rating: 4
cmdline:        gnome-control-center sound
crash_function: pa_context_set_card_profile_by_index
executable:     /usr/bin/gnome-control-center
global_pid:     4302
kernel:         4.2.3-200.fc22.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #2 pa_context_set_card_profile_by_index at pulse/introspect.c:1054
 #3 gvc_mixer_card_change_profile at gvc-mixer-card.c:249
 #4 gvc_mixer_control_change_profile_on_selected_device at gvc-mixer-control.c:549
 #5 profile_selection_changed at gvc-mixer-dialog.c:145
 #6 g_cclosure_marshal_VOID__STRINGv at gmarshal.c:1794
 #7 _g_closure_invoke_va at gclosure.c:831
 #10 on_combo_box_changed at gvc-combo-box.c:284
 #11 _g_closure_invoke_va at gclosure.c:831
 #14 gtk_combo_box_set_active_internal at gtkcombobox.c:4352
 #15 gtk_combo_box_set_active_iter at gtkcombobox.c:4410

Potential duplicate: bug 950234