Fatal error: Uncaught TypeError: Cannot assign null to property MasterStudy\Lms\Models\Course::$owner of type WP_User in /home4/highered/public_html/wp-content/plugins/masterstudy-lms-learning-management-system/includes/Repositories/CourseRepository.php:668 Stack trace: #0 /home4/highered/public_html/wp-content/plugins/masterstudy-lms-learning-management-system/includes/Repositories/CourseRepository.php(182): MasterStudy\Lms\Repositories\CourseRepository->hydrate(Object(WP_Post)) #1 /home4/highered/public_html/wp-content/plugins/masterstudy-lms-learning-management-system/_core/lms/classes/course.php(711): MasterStudy\Lms\Repositories\CourseRepository->find(880) #2 /home4/highered/public_html/wp-includes/class-wp-hook.php(341): STM_LMS_Course::masterstudy_course_page_header(NULL, 880) #3 /home4/highered/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters(NULL, Array) #4 /home4/highered/public_html/wp-content/plugins/masterstudy-lms-learning-management-system/_core/includes/elementor/helpers/course-data.php(19): apply_filters('masterstudy_cou...', NULL, 880) #5 /home4/highered/public_html/wp-content/plugins/masterstudy-lms-learning-management-system/_core/includes/elementor/widgets/course/ms_lms_course_rating.php(276): masterstudy_get_elementor_course_data(880) #6 /home4/highered/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(2374): StmLmsElementor\Widgets\Course\MsLmsCourseRating->render() #7 /home4/highered/public_html/wp-content/plugins/elementor/includes/base/widget-base.php(636): Elementor\Controls_Stack->render_by_mode() #8 /home4/highered/public_html/wp-content/plugins/elementor/includes/base/widget-base.php(774): Elementor\Widget_Base->render_content() #9 /home4/highered/public_html/wp-content/plugins/elementor/includes/base/element-base.php(494): Elementor\Widget_Base->print_content() #10 /home4/highered/public_html/wp-content/plugins/elementor/modules/element-cache/module.php(71): Elementor\Element_Base->print_element() #11 /home4/highered/public_html/wp-includes/shortcodes.php(434): Elementor\Modules\ElementCache\Module->Elementor\Modules\ElementCache\{closure}(Array, '', 'elementor-eleme...') #12 [internal function]: do_shortcode_tag(Array) #13 /home4/highered/public_html/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(elemen...', 'do_shortcode_ta...', '\t\t<section clas...') #14 /home4/highered/public_html/wp-content/plugins/elementor/core/base/document.php(1870): do_shortcode('\t\t<section clas...') #15 /home4/highered/public_html/wp-content/plugins/elementor/core/base/document.php(1203): Elementor\Core\Base\Document->print_elements(Array) #16 /home4/highered/public_html/wp-content/plugins/elementor/includes/frontend.php(1193): Elementor\Core\Base\Document->print_elements_with_wrapper(Array) #17 /home4/highered/public_html/wp-content/plugins/elementor/includes/frontend.php(1088): Elementor\Frontend->get_builder_content(912) #18 /home4/highered/public_html/wp-includes/class-wp-hook.php(341): Elementor\Frontend->apply_builder_in_content('<style type="te...') #19 /home4/highered/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('<style type="te...', Array) #20 /home4/highered/public_html/wp-includes/post-template.php(256): apply_filters('the_content', '<style type="te...') #21 /home4/highered/public_html/wp-content/themes/masterstudy/page.php(13): the_content() #22 /home4/highered/public_html/wp-includes/template-loader.php(132): include('/home4/highered...') #23 /home4/highered/public_html/wp-blog-header.php(19): require_once('/home4/highered...') #24 /home4/highered/public_html/index.php(17): require('/home4/highered...') #25 {main} thrown in /home4/highered/public_html/wp-content/plugins/masterstudy-lms-learning-management-system/includes/Repositories/CourseRepository.php on line 668