Facebook error 210 “User not visible”

Question

[php]

I\'ve got an error \"User not visible\" with error code 210 as response while publishing content on friends wall via application.

:::Scenario is as fol

Answer 1

Facebook support has answered this question:

This error is returned when the posting user (A) does not have sufficient permission to post on User B's wall. This would be a privacy setting by user B and outside the control of User A or your app.