Network Manager will not enable wifi after suspend

[Herminio]

When I open the lip of my MacBook Pro it resumes from suspend, but I need disable and re-enable wifi on nm-applet.

rican-linux@MacBookPro-Ubuntu:~$ sudo dmidecode -s system-product-name
[sudo] password for rican-linux:
MacBookPro5,5
rican-linux@MacBookPro-Ubuntu:~$

ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: network-manager 0.9.10.0-4ubuntu15.1
ProcVersionSignature: Ubuntu 3.19.0-16.16-generic 3.19.3
Uname: Linux 3.19.0-16-generic x86_64
NonfreeKernelModules: nvidia wl
ApportVersion: 2.17.2-0ubuntu1
Architecture: amd64
CurrentDesktop: Unity
Date: Fri May 8 20:38:20 2015
IfupdownConfig:
 # interfaces(5) file used by ifup(8) and ifdown(8)
 auto lo
 iface lo inet loopback
InstallationDate: Installed on 2015-05-08 (0 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
IpRoute:
 default via 192.168.1.254 dev wlan0 proto static metric 1024
 169.254.0.0/16 dev wlan0 scope link metric 1000
 192.168.1.0/24 dev wlan0 proto kernel scope link src 192.168.1.141
NetworkManager.state:
 [main]
 NetworkingEnabled=true
 WirelessEnabled=true
 WWANEnabled=true
 WimaxEnabled=true
SourcePackage: network-manager
UpgradeStatus: No upgrade log present (probably fresh install)
nmcli-con:
 NAME UUID TYPE TIMESTAMP TIMESTAMP-REAL AUTOCONNECT READONLY DBUS-PATH ACTIVE DEVICE STATE ACTIVE-PATH
 Wired connection 1 f7a4cbeb-8e07-438a-bc09-41f92b36ba10 802-3-ethernet 1431056459 Thu 07 May 2015 10:40:59 PM CDT yes no /org/freedesktop/NetworkManager/Settings/1 no -- -- --
 ATT2F4G5x3 58079eda-d6fe-4d41-9541-575c0a0a7f0e 802-11-wireless 1431135307 Fri 08 May 2015 08:35:07 PM CDT yes no /org/freedesktop/NetworkManager/Settings/0 yes wlan0 activated /org/freedesktop/NetworkManager/ActiveConnection/2
nmcli-dev:
 DEVICE TYPE STATE DBUS-PATH CONNECTION CON-UUID CON-PATH
 wlan0 wifi connected /org/freedesktop/NetworkManager/Devices/2 ATT2F4G5x3 58079eda-d6fe-4d41-9541-575c0a0a7f0e /org/freedesktop/NetworkManager/ActiveConnection/2
 eth0 ethernet unavailable /org/freedesktop/NetworkManager/Devices/1 -- -- --
 lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/0 -- -- --
nmcli-nm: Error: command ['nmcli', '-f', 'all', 'nm'] failed with exit code 2: Error: Object 'nm' is unknown, try 'nmcli help'.

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.