How to Fix "An unexpected error occurred" in Instagram Promotion

In this video, I am showing you a quick solution of "An expected error occurred" in Instagram Promotion.  Facebook adverts manager app. Android https://play.google.com/store/apps/details?id=com.facebook.adsmanager&hl=en_IN   Ios https://itunes.apple.com/in/app/facebook-adverts-manager/id964397083?mt=8  for BROwSer (pc or laptop) https://www.facebook.com/business/tools/ads-manager How to remove the debit card from Instagram or facebook https://www.youtube.com/watch?v=LfloFF1togs How to promote an Instagram post  https://www.youtube.com/watch?v=jdxncqFBjaI How to remove promote button from Instagram https://www.youtube.com/watch?v=LfloFF1togs How to make money on Instagram  https://www.youtube.com/watch?v=AHLmiqfb9vY&t=22s Instagram promotion trick  https://www.youtube.com/watch?v=2q0rWzUEbH8