Brave latest doesn't now open

I have a few days old, not modified much, but up to date 18.04 installation, installed Brave from Snap store and it just doesn’t start. If I use command line there is no output, it sits for few seconds on starting and just goes back to prompt (there is nothing in System Monitor).

Any ideas?

Reinstalled Ubuntu 18.04 a few days ago, same thing happens to me.
Works in the VM but not on my machine. Other snaps works fine.
I have a radeon gpu and I tried with LIBGL_ALWAYS_SOFTWARE=1 to exclude a driver problem since it works in the VM but still doesn’t start.

~> snap version
snap 2.36.1
snapd 2.36.1
series 16
ubuntu 18.04
kernel 4.15.0-42-generic

2018/12/07 21:45:05.082964 cmd.go:203: DEBUG: restarting into “/snap/core/current/usr/bin/snap”
DEBUG: security tag: snap.brave.brave
DEBUG: executable: /usr/lib/snapd/snap-exec
DEBUG: confinement: non-classic
DEBUG: base snap: core
DEBUG: ruid: 1000, euid: 0, suid: 0
DEBUG: rgid: 1000, egid: 0, sgid: 0
DEBUG: apparmor label on snap-confine is: /snap/core/5897/usr/lib/snapd/snap-confine
DEBUG: apparmor mode is: enforce
DEBUG: checking if the current process shares mount namespace with the init process
DEBUG: re-associating is not required
DEBUG: creating lock directory /run/snapd/lock (if missing)
DEBUG: opening lock directory /run/snapd/lock
DEBUG: opening lock file: /run/snapd/lock/.lock
DEBUG: sanity timeout initialized and set for three seconds
DEBUG: acquiring exclusive lock (scope (global), uid 0)
DEBUG: sanity timeout reset and disabled
DEBUG: ensuring that snap mount directory is shared
DEBUG: unsharing snap namespace directory
DEBUG: creating namespace group directory /run/snapd/ns
DEBUG: namespace group directory does not require intialization
DEBUG: releasing lock 4
DEBUG: snap-update-ns executable: /snap/core/5897/usr/lib/snapd/snap-update-ns
DEBUG: opened snap-update-ns executable as file descriptor 3
DEBUG: creating lock directory /run/snapd/lock (if missing)
DEBUG: opening lock directory /run/snapd/lock
DEBUG: opening lock file: /run/snapd/lock/brave.lock
DEBUG: sanity timeout initialized and set for three seconds
DEBUG: acquiring exclusive lock (scope brave, uid 0)
DEBUG: sanity timeout reset and disabled
DEBUG: initializing mount namespace: brave
DEBUG: opening namespace group directory /run/snapd/ns
DEBUG: found base snap filesystem device 7:12
DEBUG: sanity timeout initialized and set for three seconds
DEBUG: receiving information about the state of the mount namespace
DEBUG: ensuring that parent process is still alive
DEBUG: joining the namespace that we are about to probe
DEBUG: found root filesystem inside the mount namespace 7:12
DEBUG: sending information about the state of the mount namespace (keep)
DEBUG: support process for mount namespace inspection is about to finish
DEBUG: sanity timeout reset and disabled
DEBUG: the mount namespace is up-to-date and can be reused
DEBUG: attempting to re-associate the mount namespace with the namespace group brave
DEBUG: successfully re-associated the mount namespace with the namespace group brave
DEBUG: releasing resources associated with namespace group brave
DEBUG: moved process 3672 to freezer cgroup hierarchy for snap brave
DEBUG: releasing lock 5
DEBUG: sc_setup_user_mounts: brave
DEBUG: performing operation: (disabled) use debug build to see details
DEBUG: calling snap-update-ns to initialize user mounts
DEBUG: waiting for snap-update-ns to finish…
DEBUG: launching snap-update-ns under per-snap profile snap-update-ns.brave
DEBUG: requesting changing of apparmor profile on next exec to snap-update-ns.brave
DEBUG: fexecv(3 (snap-update-ns), snap-update-ns --user-mounts brave,)
main.go:246: DEBUG: desired mount profile:
main.go:248: DEBUG: /run/user/1000/doc/by-app/snap.brave /run/user/1000/doc none bind,rw,x-snapd.ignore-missing 0 0
change.go:469: DEBUG: desiredIDs: map[/run/user/1000/doc:true]
change.go:470: DEBUG: reuse: map[]
main.go:257: DEBUG: mount changes needed:
main.go:259: DEBUG: mount (/run/user/1000/doc/by-app/snap.brave /run/user/1000/doc none bind,rw,x-snapd.ignore-missing 0 0)
main.go:204: DEBUG: performing mount changes:
main.go:207: DEBUG: * mount (/run/user/1000/doc/by-app/snap.brave /run/user/1000/doc none bind,rw,x-snapd.ignore-missing 0 0)
main.go:251: DEBUG: current mount profile (after applying changes): (none)
DEBUG: snap-update-ns finished successfully
DEBUG: resetting PATH to values in sync with core snap
DEBUG: snappy_udev_init
DEBUG: setup_devices_cgroup
DEBUG: write_string_to_file /sys/fs/cgroup/devices/snap.brave.brave/tasks 3672
DEBUG: write_string_to_file /sys/fs/cgroup/devices/snap.brave.brave/devices.deny a
DEBUG: run_snappy_app_dev_add: /sys/class/mem/null snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/mem/null 1:3
DEBUG: run_snappy_app_dev_add: /sys/class/mem/full snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/mem/full 1:7
DEBUG: run_snappy_app_dev_add: /sys/class/mem/zero snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/mem/zero 1:5
DEBUG: run_snappy_app_dev_add: /sys/class/mem/random snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/mem/random 1:8
DEBUG: run_snappy_app_dev_add: /sys/class/mem/urandom snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/mem/urandom 1:9
DEBUG: run_snappy_app_dev_add: /sys/class/tty/tty snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/tty/tty 5:0
DEBUG: run_snappy_app_dev_add: /sys/class/tty/console snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/tty/console 5:1
DEBUG: run_snappy_app_dev_add: /sys/class/tty/ptmx snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/class/tty/ptmx 5:2
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 136:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 137:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 138:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 139:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 140:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 141:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 142:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/pts/slaves 143:*
DEBUG: running snap-device-helper add snap_brave_brave /dev/uhid 10:239
DEBUG: run_snappy_app_dev_add: /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0 snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0 226:0
DEBUG: run_snappy_app_dev_add: /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-DP-1 snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-DP-1 0:0
DEBUG: run_snappy_app_dev_add: /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-HDMI-A-1 snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-HDMI-A-1 0:0
DEBUG: run_snappy_app_dev_add: /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-HDMI-A-2 snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-HDMI-A-2 0:0
DEBUG: run_snappy_app_dev_add: /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-HDMI-A-3 snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/card0/card0-HDMI-A-3 0:0
DEBUG: run_snappy_app_dev_add: /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/renderD128 snap_brave_brave
DEBUG: running snap-device-helper add snap_brave_brave /sys/devices/pci0000:00/0000:00:08.1/0000:38:00.0/drm/renderD128 226:128
DEBUG: creating user data directory: /home/luca/snap/brave/34
DEBUG: requesting changing of apparmor profile on next exec to snap.brave.brave
DEBUG: loading bpf program for security tag snap.brave.brave
DEBUG: read 6144 bytes from /var/lib/snapd/seccomp/bpf//snap.brave.brave.bin
DEBUG: raising privileges to load seccomp profile
DEBUG: dropping privileges after loading seccomp profile
DEBUG: execv(/usr/lib/snapd/snap-exec, /usr/lib/snapd/snap-exec…)
DEBUG: argv[1] = brave