Fatal error: Uncaught Error: Call to undefined function is_user_logged_in() in /home/gastsbys/public_html/wp-content/plugins/anonymous-restricted-content/public/class-arc-public.php:341 Stack trace: #0 /home/gastsbys/public_html/wp-includes/class-wp-hook.php(324): ARC_Public->hide_restricted_in_main_query(Object(WP_Query)) #1 /home/gastsbys/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array) #2 /home/gastsbys/public_html/wp-includes/plugin.php(565): WP_Hook->do_action(Array) #3 /home/gastsbys/public_html/wp-includes/class-wp-query.php(1910): do_action_ref_array('pre_get_posts', Array) #4 /home/gastsbys/public_html/wp-includes/class-wp-query.php(3949): WP_Query->get_posts() #5 /home/gastsbys/public_html/wp-includes/post.php(6471): WP_Query->query(Array) #6 /home/gastsbys/public_html/wp-content/plugins/tutor/classes/Utils.php(123): get_pages() #7 /home/gastsbys/public_html/wp-content/plugins/tutor/classes/Options.php(67): TUTOR\Utils->get_pages() #8 /home/gastsbys/public_html/wp-content/plugins/tutor/classes/Options.php(14): Tutor\Options->options_attr() #9 /home/gastsbys/public_html/wp-content/plugins/tutor/classes/Tutor.php(119): Tutor\Options->__construct() #10 /home/gastsbys/public_html/wp-content/plugins/tutor/classes/Tutor.php(66): TUTOR\Tutor->__construct() #11 /home/gastsbys/public_html/wp-content/plugins/tutor/tutor.php(112): TUTOR\Tutor::instance() #12 /home/gastsbys/public_html/wp-content/plugins/tutor/tutor.php(117): tutor_lms() #13 /home/gastsbys/public_html/wp-settings.php(545): include_once('/home/gastsbys/...') #14 /home/gastsbys/public_html/wp-config.php(94): require_once('/home/gastsbys/...') #15 /home/gastsbys/public_html/wp-load.php(50): require_once('/home/gastsbys/...') #16 /home/gastsbys/public_html/wp-blog-header.php(13): require_once('/home/gastsbys/...') #17 /home/gastsbys/public_html/index.php(17): require('/home/gastsbys/...') #18 {main} thrown in /home/gastsbys/public_html/wp-content/plugins/anonymous-restricted-content/public/class-arc-public.php on line 341