Battery icon not showing proper status

i m having ubuntu 16.04 installed in leveno e560, even though the power adopter is plugged in it still show unplugged. Below is the output upower -d

Device: /org/freedesktop/UPower/devices/line_power_AC
  native-path: AC
  power supply: yes
  updated: Thu 17 Aug 2017 05:47:33 PM AST (937 seconds ago)
  has history: no
  has statistics: no
  line-power
    warning-level: none
    online: yes
    icon-name: 'ac-adapter-symbolic'

Device: /org/freedesktop/UPower/devices/battery_BAT0
  native-path: BAT0
  vendor: LGC
  model: LNV-45N1
  serial: 16673
  power supply: yes
  updated: Thu 17 Aug 2017 06:01:33 PM AST (97 seconds ago)
  has history: yes
  has statistics: yes
  battery
    present: yes
    rechargeable: yes
    state: discharging
    warning-level: none
    energy: 45.54 Wh
    energy-empty: 0 Wh
    energy-full: 47.51 Wh
    energy-full-design: 47.52 Wh
    energy-rate: 0.184618 W
    voltage: 12.386 V
    percentage: 95%
    capacity: 99.979%
    technology: lithium-ion
    icon-name: 'battery-full-symbolic'

Device: /org/freedesktop/UPower/devices/DisplayDevice
  power supply: yes
  updated: Thu 17 Aug 2017 05:53:33 PM AST (577 seconds ago)
  has history: no
  has statistics: no
  battery
    present: yes
    state: discharging
    warning-level: none
    energy: 45.54 Wh
    energy-full: 47.51 Wh
    energy-rate: 0.184618 W
    percentage: 95%
    icon-name: 'battery-full-symbolic'

Daemon:
  daemon-version: 0.99.4
  on-battery: no
  lid-is-closed: no
  lid-is-present: yes
  critical-action: HybridSleep