We have metabox included in our plugin.
After latest update of metabox:
1. if our plugin
2. and metabox free are activated
3. we get error inside our plugin:
Warning: Parameter 2 to RWMB_Post_Field::search_by_title() expected to be a reference, value given in /Users/marko/Local Sites/plugins-dev/app/public/wp-includes/class-wp-hook.php on line 303
Call Stack
Time Memory Function Location
1 0.0004 373720 {main}( ) .../post.php:0
2 0.1404 3711256 require( '/Users/marko/Local Sites/plugins-dev/app/public/wp-admin/edit-form-advanced.php' ) .../post.php:206
3 0.1882 3961560 do_meta_boxes( ) .../edit-form-advanced.php:688
4 0.1884 3962800 RW_Meta_Box->show( ) .../template.php:1395
5 0.1918 3964968 RWMB_Field::call( ) .../meta-box.php:259
6 0.1918 3965416 RWMB_Object_Choice_Field::show( ) .../field.php:580
7 0.1919 3965504 RWMB_Field::call( ) .../object-choice.php:28
8 0.1919 3965952 RWMB_Post_Field::query( ) .../field.php:580
9 0.1919 3968816 WP_Query->__construct( ) .../post.php:155
10 0.1919 3968816 WP_Query->query( ) .../class-wp-query.php:3576
11 0.1919 3968816 WP_Query->get_posts( ) .../class-wp-query.php:3465
12 0.1921 3972704 apply_filters_ref_array( ) .../class-wp-query.php:2131
13 0.1921 3972704 WP_Hook->apply_filters( ) .../plugin.php:233
Please advise what to do to resolve it.
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