because you have just plugged it in it checks if it is a charger
When an iPad says that it is not charging, it simply must mean;YOUR iPAD IS NOT CHARGING!Silly numpty head! x
this actually happened to me too either you take out the battery and let it sit out for about 6 hours or you replace the battery.
did you mean to ask what to do if your laptop battery is not charging? if that is the case http://laptop-battery-not-charging.com/ might be able to help you.
Problem with the charging system.
It means it's time for a new battery.
A battery that is only at 50% is not a good battery unless it just needs charging.
it means it still charging, when fully charged that will turn into a cord plug
alternator is not charging battery, or loose - corroded connection on battery cables
You have a problem with the charging system.
Alternator is not charging the battery
The alternator is not charging or not charging enough.
When a battery is charging, hydrogen gas is produced.