This bug was fixed in the package xorg-server - 2:1.18.4-1ubuntu7
--------------- xorg-server (2:1.18.4-1ubuntu7) zesty; urgency=medium
* modesetting-unifdef-slave-support.diff: Fix modesetting slave output names. (LP: #1636397)
-- Timo Aaltonen <email address hidden> Tue, 25 Oct 2016 10:48:45 +0300
This bug was fixed in the package xorg-server - 2:1.18.4-1ubuntu7
---------------
xorg-server (2:1.18.4-1ubuntu7) zesty; urgency=medium
* modesetting- unifdef- slave-support. diff: Fix modesetting slave output
names. (LP: #1636397)
-- Timo Aaltonen <email address hidden> Tue, 25 Oct 2016 10:48:45 +0300