Fatal error: Uncaught Error: [] operator not supported for strings in /home/sebago/www/www/wp-content/plugins/chamber-dashboard-events-calendar/includes/class-query.php:558 Stack trace: #0 /home/sebago/www/www/wp-includes/class-wp-hook.php(288): Cdash_Events_Query->extend_pre_query(Object(WP_Query)) #1 /home/sebago/www/www/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(NULL, Array) #2 /home/sebago/www/www/wp-includes/plugin.php(544): WP_Hook->do_action(Array) #3 /home/sebago/www/www/wp-includes/class-wp-query.php(1757): do_action_ref_array('pre_get_posts', Array) #4 /home/sebago/www/www/wp-includes/class-wp-query.php(3413): WP_Query->get_posts() #5 /home/sebago/www/www/wp-includes/post.php(2039): WP_Query->query(Array) #6 /home/sebago/www/www/wp-content/plugins/chamber-dashboard-events-calendar/includes/class-ical.php(104): get_posts(Array) #7 /home/sebago/www/www/wp-content/plugins/chamber-dashboard-events-calendar/includes/class-ical.php(55): Cdash_Events_iCal->generate_ical_feed('post_type', 'event') #8 /ho in /home/sebago/www/www/wp-content/plugins/chamber-dashboard-events-calendar/includes/class-query.php on line 558