Notification Issues – The State
If you keep getting an error message that a comment can’t be deleted, it may be because the comment was already deleted in our system. The comment may still appear because you’re viewing an old version of the page. We’re aware of this issue and are working on a fix.
Keep in mind that you’re only able to delete your own comments or comments that are on your own post. You can’t delete another person’s comments on a post that isn’t yours. Learn more about deleting comments.AMP
If you’re not able to add a comment, first try updating your app to the latest version.
If your Instagram app is up to date, you may be getting an error for another reason. Keep in mind that:
Most likely, someone tried to sign up for an Instagram account using your email address by mistake. To remove your email from the account:
You should then be able to use this email address to sign up for an Instagram account or add it to your existing account.