Fatal error: Uncaught Error: Class "TUTOR\Input" not found in /htdocs/wp-content/plugins/tutor/classes/Course.php:1845 Stack trace: #0 /htdocs/wp-includes/class-wp-hook.php(355): TUTOR\Course->restrict_media() #1 /htdocs/wp-includes/plugin.php(257): WP_Hook->apply_filters() #2 /htdocs/wp-includes/class-wp-query.php(2796): apply_filters_ref_array() #3 /htdocs/wp-includes/class-wp-query.php(3974): WP_Query->get_posts() #4 /htdocs/wp-includes/post.php(2661): WP_Query->query() #5 /htdocs/wp-content/plugins/advanced-custom-fields/includes/class-acf-internal-post-type.php(406): get_posts() #6 /htdocs/wp-content/plugins/advanced-custom-fields/includes/class-acf-internal-post-type.php(366): ACF_Internal_Post_Type->get_raw_posts() #7 /htdocs/wp-content/plugins/advanced-custom-fields/includes/post-types/class-acf-taxonomy.php(135): ACF_Internal_Post_Type->get_posts() #8 /htdocs/wp-includes/class-wp-hook.php(353): ACF_Taxonomy->register_taxonomies() #9 /htdocs/wp-includes/class-wp-hook.php(377): WP_Hook->apply_filters() #10 /htdocs/wp-includes/plugin.php(523): WP_Hook->do_action() #11 /htdocs/wp-content/plugins/advanced-custom-fields/acf.php(488): do_action() #12 /htdocs/wp-includes/class-wp-hook.php(353): ACF->init() #13 /htdocs/wp-includes/class-wp-hook.php(377): WP_Hook->apply_filters() #14 /htdocs/wp-includes/plugin.php(523): WP_Hook->do_action() #15 /htdocs/wp-settings.php(779): do_action() #16 /htdocs/wp-config.php(118): require_once('...') #17 /htdocs/wp-load.php(50): require_once('...') #18 /htdocs/wp-blog-header.php(13): require_once('...') #19 /htdocs/index.php(17): require('...') #20 {main} thrown in /htdocs/wp-content/plugins/tutor/classes/Course.php on line 1845