Comment 2 for bug 2001503

StacktraceTop:
 pa_context_set_error (c=0x564620746c60, error=15) at ../src/pulse/context.c:333
 pa_context_set_card_profile_by_index (c=0x564620746c60, idx=96, profile=0x5646216e9780 "output:hdmi-stereo-extra4", cb=cb@entry=0x56461fd0f0d0 <_pa_context_set_card_profile_by_index_cb>, userdata=userdata@entry=0x564620bc9a30) at ../src/pulse/introspect.c:1078
 gvc_mixer_card_change_profile (card=0x564620bc9a30, profile=<optimized out>) at ../subprojects/gvc/gvc-mixer-card.c:254
 gvc_mixer_control_change_profile_on_selected_device (control=0x564620bca230, device=0x564620de1ca0, profile=<optimized out>) at ../subprojects/gvc/gvc-mixer-control.c:570
 g_closure_invoke (closure=0x564620bb8630, return_value=0x0, n_param_values=1, param_values=0x7ffde16927b0, invocation_hint=0x7ffde1692730) at ../../../gobject/gclosure.c:832