battery issue

Tried to plug in my P3 Pro battery in to the charger. Nothing would light up at all, thought I had a dead battery. Then I tried to plug it back into the drone. It immediately turned on without me pressing any buttons and weirdly the two middle LED's lit up and not the ones that usually did. I...

When i plug my battery in directly to the DJI factory charger the only thing that happens is LED #1 blinks 16 times, stops for around 7 seconds and the repeats. all day long. what could my issue be? this battery is room temperature and hasnt been flown recently. Also all 3 other batteries I...