Can't enable audio and don't see other people camera on Fedora 31 desktop app. Other people can see my, but can't hear me.

But audio and video works in Chrome browser.

Logs

```bash

$ sudo /var/lib/snapd/snap/bin/screen --no-sandbox

WARNING: cgroup v2 is not fully supported yet, proceeding with partial confinement

Gtk-Message: Failed to load module "canberra-gtk-module"

Gtk-Message: Failed to load module "pk-gtk-module"

Gtk-Message: Failed to load module "canberra-gtk-module"

Gtk-Message: Failed to load module "pk-gtk-module"

Failed to open connection to "session" message bus: Could not parse server address: Unknown address type (examples of valid types are "tcp" and on UNIX "unix")

(Screen:116854): libappindicator-WARNING **: Unable to get the session bus: Unknown or unsupported transport 'disabled' for address 'disabled:'

(Screen:116854): LIBDBUSMENU-GLIB-WARNING **: Unable to get session bus: Unknown or unsupported transport 'disabled' for address 'disabled:'

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

Invalid MIT-MAGIC-COOKIE-1 keyALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib pcm.c:2266:(snd_pcm_open_noupdate) Unknown PCM default

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib pcm.c:2266:(snd_pcm_open_noupdate) Unknown PCM plug:default

[117026:0326/172607.012937:ERROR:data_channel.cc(44)] Accepting maxRetransmits = -1 for backwards compatibility

[117026:0326/172607.012966:ERROR:data_channel.cc(49)] Accepting maxRetransmitTime = -1 for backwards compatibility

[117026:0326/172607.012992:ERROR:peer_connection.cc(5866)] AddSctpDataStream called when sctp_transport_ is NULL.

[117026:0326/172607.014679:ERROR:audio_rtp_receiver.cc(87)] AudioRtpReceiver::OnSetVolume: No audio channel exists.

[117026:0326/172607.015496:ERROR:audio_rtp_receiver.cc(87)] AudioRtpReceiver::OnSetVolume: No audio channel exists.

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib pcm.c:2266:(snd_pcm_open_noupdate) Unknown PCM default

ALSA lib conf.c:3750:(snd_config_update_r) Cannot access file /usr/share/alsa/alsa.conf

ALSA lib pcm.c:2266:(snd_pcm_open_noupdate) Unknown PCM plug:default

```

```bash

$ ls -l /usr/share/alsa/alsa.conf

-rw-r--r--. 1 root root 9598 Feb 19 15:11 /usr/share/alsa/alsa.conf

```