I turned on wp debug and I got this message:
Warning: strip_tags() expects parameter 1 to be string, array given in /public_html/wp-includes/formatting.php on line 1981
Notice: Trying to get property of non-object in /public_html/wp-includes/class-wp-query.php on line 3871
Notice: Trying to get property of non-object in /public_html/wp-content/plugins/bb-theme-builder/classes/class-fl-theme-builder-rules-location.php on line 143
Notice: Trying to get property of non-object in /public_html/wp-includes/class-wp-query.php on line 3871