Instagram account connection error: What does the '400 Session Invalid' error mean?

Understanding the '400 Session Invalid' error

The '400 Session Invalid' error is a temporary problem originating from Meta's side and does not require any action on your part.

What triggers this error

This error comes from Meta's systems, not from your account or your settings. It is an intermittent issue that may affect users from time to time.

How to resolve this error

There are two ways to fix this Instagram connection error:

1. Wait 12 hours and then attempt to connect your Instagram account again.

2. Link your Instagram account to a Facebook page, then use the Facebook login for the Instagram integration with AdaptlyPost.