(/usr/lib/firefox/firefox:8710): dconf-WARNING **: 08:19:10.745: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(audacious:2683): Gtk-WARNING **: 06:24:21.505: Unable to locate theme engine in module_path: "adwaita",
(audacious:2683): Gtk-WARNING **: 06:24:21.511: Unable to locate theme engine in module_path: "adwaita",
(/usr/lib/firefox/firefox:8992): dconf-WARNING **: 06:25:59.420: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(/usr/lib/firefox/firefox:9080): dconf-WARNING **: 06:28:47.523: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(filezilla:3765): Gtk-WARNING **: 06:58:54.537: Unable to locate theme engine in module_path: "adwaita",
(filezilla:3765): Gtk-WARNING **: 06:58:54.542: Unable to locate theme engine in module_path: "adwaita",
(thunderbird:7541): Gtk-WARNING **: 09:16:16.316: Error loading theme icon 'dialog-question' for stock: Icon 'dialog-question' not present in theme oxygen
(/usr/lib/firefox/firefox:8596): dconf-WARNING **: 13:31:17.358: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(firefox:8524): Gtk-WARNING **: 13:56:48.304: Error loading theme icon 'dialog-question' for stock: Icon 'dialog-question' not present in theme oxygen
(/usr/lib/firefox/firefox:16671): dconf-WARNING **: 14:18:28.866: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(/usr/lib/firefox/firefox:16411): dconf-WARNING **: 18:06:28.450: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(/usr/lib/firefox/firefox:16594): dconf-WARNING **: 19:44:59.374: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(/usr/lib/firefox/firefox:16261): dconf-WARNING **: 20:46:35.719: Unable to open /var/lib/snapd/desktop/dconf/profile/user: Permission denied
(thunderbird:7541): Gtk-WARNING **: 20:48:32.639: Error loading theme icon 'dialog-question' for stock: Icon 'dialog-question' not present in theme oxygen