BBGW ubuntu connman

Hello

I am using ubuntu-16.04.2-console-armhf-2017-03-09.tar.xz

I want to connect wifi using connman.

but …

ubuntu@arm:/sbin$ sudo connmanctl scan wifi
Error /net/connman/technology/wifi: No carrier

ubuntu-16.04.1-console-armhf-2017-01-23.tar.xz are the same.

debian images works normally(debian-8.7-console-armhf-2017-03-09.tar.xz, debian-8.7-iot-armhf-2017-01-15.tar.xz)

What should I see?

Below are the wpa_supplicant status results for ubuntu and debian.

ubuntu@arm:/sbin$ sudo systemctl status wpa_supplicant.service
[sudo] password for ubuntu:
● wpa_supplicant.service - WPA supplicant
Loaded: loaded (/lib/systemd/system/wpa_supplicant.service; disabled; vendor
Active: active (running) since Fri 2017-03-10 05:14:32 UTC; 2min 43s ago
Main PID: 648 (wpa_supplicant)
CGroup: /system.slice/wpa_supplicant.service
└─648 /sbin/wpa_supplicant -u -s -O /run/wpa_supplicant

Mar 10 05:14:31 arm systemd[1]: Starting WPA supplicant…
Mar 10 05:14:32 arm wpa_supplicant[648]: Successfully initialized wpa_supplicant
Mar 10 05:14:32 arm systemd[1]: Started WPA supplicant.
Mar 10 05:14:40 arm wpa_supplicant[648]: dbus: wpa_dbus_get_object_properties: f
Mar 10 05:14:40 arm wpa_supplicant[648]: dbus: Failed to construct signal
Mar 10 05:14:40 arm wpa_supplicant[648]: Could not read interface p2p-dev-wlan0

debian@arm:/sbin$ sudo systemctl status wpa_supplicant.service

● wpa_supplicant.service - WPA supplicant
Loaded: loaded (/lib/systemd/system/wpa_supplicant.service; disabled; vendor
Active: active (running) since Fri 2017-03-10 04:55:05 UTC; 1min 53s ago
Main PID: 1164 (wpa_supplicant)
CGroup: /system.slice/wpa_supplicant.service
└─1164 /sbin/wpa_supplicant -u -s -O /run/wpa_supplicant

Mar 10 04:55:04 arm systemd[1]: Starting WPA supplicant…
Mar 10 04:55:04 arm wpa_supplicant[1164]: Successfully initialized wpa_supplican
Mar 10 04:55:05 arm systemd[1]: Started WPA supplicant.
Mar 10 04:55:24 arm wpa_supplicant[1164]: Could not read interface p2p-dev-wlan0
Mar 10 04:55:24 arm wpa_supplicant[1164]: WPS: Converting push_button to virtual
Mar 10 04:55:24 arm wpa_supplicant[1164]: WPS: Converting push_button to virtual
Mar 10 04:55:24 arm wpa_supplicant[1164]: p2p-dev-wlan0: CTRL-EVENT-REGDOM-CHANG