O player de vídeo do Totem está travando com alguns erros, por favor, ajude
** (totem:3611): WARNING **: Couldn't register with accessibility bus: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender="(null)" (inactive) interface="org.freedesktop.DBus" member="Hello" error name="(unset)" requested_reply="0" destination="org.freedesktop.DBus" (bus)
MESA-LOADER: failed to retrieve device information
MESA-LOADER: failed to retrieve device information
(totem:3611): GStreamer-CRITICAL **: gst_mini_object_copy: assertion 'mini_object != NULL' failed
(totem:3611): GStreamer-CRITICAL **: gst_caps_get_size: assertion 'GST_IS_CAPS (caps)' failed
(totem:3611): GStreamer-CRITICAL **: gst_mini_object_unref: assertion 'mini_object != NULL' failed
** (totem:3611): CRITICAL **: gst_pad_set_caps: assertion 'caps != NULL && gst_caps_is_fixed (caps)' failed
(totem:3611): IBUS-WARNING **: Unable to connect to ibus: Could not connect: Permission denied
intel_do_flush_locked failed: Invalid argument
Minhas informações sobre o kernel:
uname -a
Linux bulld-Inspiron-3521 4.4.0-119-generic #143-Ubuntu SMP Mon Apr 2 16:08:24 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
como posso corrigir isso e começar. Por favor ajude. Obrigado