WordPress at a glance
action is not described

wp_edit_form_attachment_display action-hook . WP 4.6.0

Fires when an attachment type can't be rendered in the edit form.

Usage

add_action( 'wp_edit_form_attachment_display', 'action_function_name_7451' );
function action_function_name_7451( $post ){
	// action...
}
$post(WP_Post)
A post object.

Where the hook is called

edit_form_image_editor()
wp_edit_form_attachment_display
wp-admin/includes/media.php 3009
do_action( 'wp_edit_form_attachment_display', $post );

Where the hook is used (in WP core)

Использование не найдено.