Solved! Laptop works only when plugged in

Oct 10, 2018
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Hello.. I have an issue my lenovo g50-70 laptop. Only works when plugged in. Lap shows "plugged in not charging" i bought a new battery but no change same problem. Please anyone helpme.
I removed battery and turn it on without battery and tried to put it back while working, first it shows charging then after few seconds same. Not charging.

Please please please help me.
 
Solution
So your other two options are the charger is bad or the charger port or motherboard connection is bad on the laptop, have those checked out.