Reply To: WP_Query based on a relationship field in a Flexible Content field.

• John Huebner

• November 27, 2017 at 3:46 am

This is a known issue with the changes in WP. https://make.wordpress.org/core/2017/10/31/changed-behaviour-of-esc_sql-in-wordpress-4-8-3/#comment-33131. I do not know if there is a fix.