Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, string given in /customers/d/f/3/varvat.se/httpd.www/wp-content/plugins/seriously-simple-podcasting/php/classes/controllers/class-frontend-controller.php:690 Stack trace: #0 /customers/d/f/3/varvat.se/httpd.www/wp-content/plugins/seriously-simple-podcasting/php/classes/controllers/class-frontend-controller.php(690): array_merge('any', Array) #1 /customers/d/f/3/varvat.se/httpd.www/wp-includes/class-wp-hook.php(307): SeriouslySimplePodcasting\Controllers\Frontend_Controller->add_all_post_types_for_tag_archive(Object(WP_Query)) #2 /customers/d/f/3/varvat.se/httpd.www/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #3 /customers/d/f/3/varvat.se/httpd.www/wp-includes/plugin.php(524): WP_Hook->do_action(Array) #4 /customers/d/f/3/varvat.se/httpd.www/wp-includes/class-wp-query.php(1805): do_action_ref_array('pre_get_posts', Array) #5 /customers/d/f/3/varvat.se/httpd.www/wp-includes/class-wp-query.php(3586): WP_Query->get_posts() #6 /customers/d/f/3/varvat.se/httpd.www/wp-includes/class-wp.php(648): WP_Query->query(Array) #7 /customers/d/f/3/varvat.se/httpd.www/wp-includes/class-wp.php(775): WP->query_posts() #8 /customers/d/f/3/varvat.se/httpd.www/wp-includes/functions.php(1330): WP->main('') #9 /customers/d/f/3/varvat.se/httpd.www/wp-blog-header.php(16): wp() #10 /customers/d/f/3/varvat.se/httpd.www/index.php(17): require('/customers/d/f/...') #11 {main} thrown in /customers/d/f/3/varvat.se/httpd.www/wp-content/plugins/seriously-simple-podcasting/php/classes/controllers/class-frontend-controller.php on line 690