Fatal error: Uncaught Error: [] operator not supported for strings in /www/wp-content/plugins/events-maker/includes/class-query.php:297 Stack trace: #0 /www/wp-includes/class-wp-hook.php(286): Events_Maker_Query->pre_get_posts(Object(WP_Query)) #1 /www/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #2 /www/wp-includes/plugin.php(515): WP_Hook->do_action(Array) #3 /www/wp-includes/class-wp-query.php(1634): do_action_ref_array('pre_get_posts', Array) #4 /www/wp-includes/class-wp-query.php(3230): WP_Query->get_posts() #5 /www/wp-includes/class-wp.php(599): WP_Query->query(Array) #6 /www/wp-includes/class-wp.php(715): WP->query_posts() #7 /www/wp-includes/functions.php(960): WP->main('') #8 /www/wp-blog-header.php(16): wp() #9 /www/index.php(17): require('/www/wp-blog-he...') #10 {main} thrown in /www/wp-content/plugins/events-maker/includes/class-query.php on line 297