Audacity 2.3.1 top menu missing

No top menu is not visible (File, View, etc), making app impossible to use.

Audacity 2.3.1
Ubuntu 16.04 LTS, 64 bit
Installed from “Ubuntu Software” applet

If I start from terminal, I get this output:

ed@ed-Latitude-E5470:~$ audacity 
Gtk-Message: 13:23:19.013: Failed to load module "overlay-scrollbar"
Gtk-Message: 13:23:19.014: Failed to load module "gail"
Gtk-Message: 13:23:19.014: Failed to load module "atk-bridge"
Gtk-Message: 13:23:19.021: Failed to load module "canberra-gtk-module"
ALSA lib conf.c:3710:(snd_config_hook_load) cannot stat file/directory /usr/share/alsa/cards/aliases.conf
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.default
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.default
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.front
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround21
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround21
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround40
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround41
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround50
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround51
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.surround71
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.iec958
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.iec958
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.iec958
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.hdmi
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.hdmi
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.modem
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.modem
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.phoneline
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.phoneline
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.dmix
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
ALSA lib seq_hw.c:466:(snd_seq_hw_open) open /dev/snd/seq failed: Permission denied
Expression 'stream->capture.pcm' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 4594
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:20: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ScreenToClient cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: Unrecognized accel key 'backspace', accel string ignored.
13:23:21: Debug: Unrecognized accel key 'backspace', accel string ignored.
13:23:21: Debug: Unrecognized accel key 'numpad_enter', accel string ignored.
13:23:21: Debug: Unrecognized accel key 'numpad_enter', accel string ignored.
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown
13:23:21: Debug: ClientToScreen cannot work when toplevel window is not shown

The official Ubuntu repository version of Audacity for Ubuntu 16.04 is Audacity 2.1.2-1 (https://packages.ubuntu.com/xenial/audacity)