"Open as Administrator" doesn't work after recent update (2017-02-26)

[Gre0]

Run 'New Window as Administrator' in Plank just open the password window...then nothing happens.

-----------------------------------------------------------------
Start-Date: 2017-02-26 23:05:30
Upgrade:
pantheon-files:amd64
(0.3.1.1-0~r2458+pkg60~ubuntu0.4.1 >> 0.3.2-0~r2508+pkg61~ubuntu0.4.1)

libpantheon-files-core0:amd64
(0.3.1.1-0~r2458+pkg60~ubuntu0.4.1 >> 0.3.2-0~r2508+pkg61~ubuntu0.4.1)

libpantheon-files-widgets0:amd64
(0.3.1.1-0~r2458+pkg60~ubuntu0.4.1 >> 0.3.2-0~r2508+pkg61~ubuntu0.4.1)
End-Date: 2017-02-26 23:05:31
-----------------------------------------------------------------

Terminal says...

jarel@elementaryOS:~$ pkexec pantheon-files
[INFO 23:38:43.634776] Application.vala:155: Files version: 0.3.2
[INFO 23:38:43.634833] Application.vala:157: Kernel version: 4.4.0-59-generic
Failed to connect to Mir: Failed to connect to server socket: No such file or directory
Unable to init server: Could not connect: Connection refused
[WARNING 23:38:43.637788] [Gtk] cannot open display:
jarel@elementaryOS:~$

[Gre0 (gre0)]

Today Upgrade fixed this.
Thanks :)

Start-Date: 2017-03-01 17:17:22
Commandline: apt upgrade
Requested-By: jarel (1000)
Upgrade: gir1.2-appindicator3-0.1:amd64 (12.10.1+15.04.20141110-0ubuntu1, 12.10.1+16.04.20170215-0ubuntu1), pantheon-files:amd64 (0.3.2-0~r2508+pkg61~ubuntu0.4.1, 0.3.2-0~r2508+pkg62~ubuntu0.4.1), libgd3:amd64 (2.1.1-4ubuntu0.16.04.5, 2.1.1-4ubuntu0.16.04.6), libappindicator3-1:amd64 (12.10.1+15.04.20141110-0ubuntu1, 12.10.1+16.04.20170215-0ubuntu1), iio-sensor-proxy:amd64 (1.1-1, 1.1-1ubuntu1), libtiff5:amd64 (4.0.6-1, 4.0.6-1ubuntu0.1), libgee-0.8-2:amd64 (0.18.1-0ubuntu1~16.04~valateam0, 0.19.91-0ubuntu1~16.04~valateam0), libpantheon-files-core0:amd64 (0.3.2-0~r2508+pkg61~ubuntu0.4.1, 0.3.2-0~r2508+pkg62~ubuntu0.4.1), libpantheon-files-widgets0:amd64 (0.3.2-0~r2508+pkg61~ubuntu0.4.1, 0.3.2-0~r2508+pkg62~ubuntu0.4.1)
End-Date: 2017-03-01 17:17:25