Bug#858870: gnome-control-center: Can't turn on hotspot

[Abhijith PA]

Hello.

Thanl you for your workaround really fixed. Now I can turn on hotspot. 
But I cant connect other devices to it. My phone and other devices are 
seeing this hotspot but when I enter password, it simply goes to "saved" 
state in phone and in other laptops it take time and goes to nothing.

my `journalctl -u NetworkManager` is attached.


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Jul 16 10:48:41 debian NetworkManager[487]: <info>  [1500181421.3408] Config: added 'ssid' value 'debian'
Jul 16 10:48:41 debian NetworkManager[487]: <info>  [1500181421.3408] Config: added 'mode' value '2'
Jul 16 10:48:41 debian NetworkManager[487]: <info>  [1500181421.3408] Config: added 'frequency' value '2412'
Jul 16 10:48:41 debian NetworkManager[487]: <info>  [1500181421.3408] Config: added 'key_mgmt' value 'WPA-PSK'
Jul 16 10:48:41 debian NetworkManager[487]: <info>  [1500181421.3408] Config: added 'psk' value '<hidden>'
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1692] device (wlx78542e2432cf): supplicant interface state: inactive -> completed
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1692] device (wlx78542e2432cf): Activation: (wifi) Stage 2 of 5 (Device Configure) successful.  Started Wi-Fi Hotspot 'debian'.
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1693] device (wlx78542e2432cf): state change: config -> ip-config (reason 'none') [50 70 0]
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1900] Executing: /sbin/iptables --table filter --insert INPUT --in-interface wlx78542e2432cf --protocol tcp --destination-port 53 --jump ACCEPT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1925] Executing: /sbin/iptables --table filter --insert INPUT --in-interface wlx78542e2432cf --protocol udp --destination-port 53 --jump ACCEPT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1946] Executing: /sbin/iptables --table filter --insert INPUT --in-interface wlx78542e2432cf --protocol tcp --destination-port 67 --jump ACCEPT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1968] Executing: /sbin/iptables --table filter --insert INPUT --in-interface wlx78542e2432cf --protocol udp --destination-port 67 --jump ACCEPT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.1989] Executing: /sbin/iptables --table filter --insert FORWARD --in-interface wlx78542e2432cf --jump REJECT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2008] Executing: /sbin/iptables --table filter --insert FORWARD --out-interface wlx78542e2432cf --jump REJECT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2026] Executing: /sbin/iptables --table filter --insert FORWARD --in-interface wlx78542e2432cf --out-interface wlx78542e2432cf --jump ACCEPT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2044] Executing: /sbin/iptables --table filter --insert FORWARD --source 10.42.0.0/255.255.255.0 --in-interface wlx78542e2432cf --jump ACCEPT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2061] Executing: /sbin/iptables --table filter --insert FORWARD --destination 10.42.0.0/255.255.255.0 --out-interface wlx78542e2432cf --match state --state ESTABLISHED,RELATED --jump ACCEPT
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2082] Executing: /sbin/iptables --table nat --insert POSTROUTING --source 10.42.0.0/255.255.255.0 ! --destination 10.42.0.0/255.255.255.0 --jump MASQUERADE
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2101] dnsmasq-manager: starting dnsmasq...
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2112] device (wlx78542e2432cf): state change: ip-config -> ip-check (reason 'none') [70 80 0]
Jul 16 10:48:42 debian dnsmasq[2473]: started, version 2.76 cachesize 150
Jul 16 10:48:42 debian dnsmasq[2473]: compile time options: IPv6 GNU-getopt DBus i18n IDN DHCP DHCPv6 no-Lua TFTP conntrack ipset auth DNSSEC loop-detect inotify
Jul 16 10:48:42 debian dnsmasq-dhcp[2473]: DHCP, IP range 10.42.0.10 -- 10.42.0.254, lease time 1h
Jul 16 10:48:42 debian dnsmasq[2473]: cleared cache
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2257] device (wlx78542e2432cf): state change: ip-check -> secondaries (reason 'none') [80 90 0]
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2260] device (wlx78542e2432cf): state change: secondaries -> activated (reason 'none') [90 100 0]
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.2261] manager: NetworkManager state is now CONNECTED_LOCAL
Jul 16 10:48:42 debian NetworkManager[487]: <info>  [1500181422.3252] device (wlx78542e2432cf): Activation: successful, device activated.
Jul 16 10:48:43 debian NetworkManager[487]: <info>  [1500181423.5831] policy: ipv6-pd: no device to obtain a subnet to share on wlx78542e2432cf from