[lxc-users] lxcbr0 doesn't exist after upgrade to 15.10

[Norberto Bensa]

zoolook at venkman:~$ LC_ALL=C ifconfig lxcbr0
lxcbr0: error fetching interface information: Device not found

zoolook at venkman:~$ LC_ALL=C sudo service lxc-net start

zoolook at venkman:~$ LC_ALL=C ifconfig lxcbr0
lxcbr0: error fetching interface information: Device not found

zoolook at venkman:~$ LC_ALL=C sudo service lxc-net stop

zoolook at venkman:~$ LC_ALL=C sudo service lxc-net start

zoolook at venkman:~$ LC_ALL=C ifconfig lxcbr0
lxcbr0    Link encap:Ethernet  HWaddr 5e:6c:12:20:f1:a1
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:432 (432.0 B)


And even then, note that there's no IP assigned. Of course my
container do not start anymore (unless I set the IP address manually).

How do I debug this?

Thanks!
Norberto