Admob ads problem

admob

#1

From last week of last month in my 2 apps not showing any ads. I use add failed to load and show Blocks. they show this msg “3”. what is the meaning of msg “3” ? and how can i solve this ads problem. I got 4 times payment from this admob id also last month. my admob id is full okk.


#2

The ad request was successful, but no ad was returned due to lack of ad inventory.

Constant Value: 3

https://developers.google.com/android/reference/com/google/android/gms/ads/AdRequest#ERROR_CODE_NO_FILL

This error can also occur if your AdMob account has been banned


#3

listed #5