LMS video test 2

Fatal error: Uncaught Error: Call to a member function getChannelId() on null in /home/depreview/ammerlaanopleidingen.depreview.nl/web/app/plugins/cm-video-lesson-manager-pro/shortcode/PlaylistShortcode.php:112 Stack trace: #0 /home/depreview/ammerlaanopleidingen.depreview.nl/web/wp/wp-includes/shortcodes.php(434): com\cminds\videolesson\shortcode\PlaylistShortcode::shortcode(Array, '', 'cmvl-playlist') #1 [internal function]: do_shortcode_tag(Array) #2 /home/depreview/ammerlaanopleidingen.depreview.nl/web/wp/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(cmvl\\-...', 'do_shortcode_ta...', '[cmvl-playlist ...') #3 /home/depreview/ammerlaanopleidingen.depreview.nl/web/wp/wp-includes/class-wp-hook.php(341): do_shortcode('[cmvl-playlist ...') #4 /home/depreview/ammerlaanopleidingen.depreview.nl/web/wp/wp-includes/plugin.php(205): WP_Hook->apply_filters('[cmvl-playlist ...', Array) #5 /home/depreview/ammerlaanopleidingen.depreview.nl/web/wp/wp-includes/post-template.php(256): apply_filters('the_content', '<!-- wp:shortco...') #6 /home/depreview/ammerlaanopleidingen.depreview.nl/web/app/themes/ammerlaanopleidingen/page.php(7): the_content() #7 /home/depreview/ammerlaanopleidingen.depreview.nl/web/wp/wp-includes/template-loader.php(125): include('/home/depreview...') #8 /home/depreview/ammerlaanopleidingen.depreview.nl/web/wp/wp-blog-header.php(19): require_once('/home/depreview...') #9 /home/depreview/ammerlaanopleidingen.depreview.nl/web/index.php(6): require('/home/depreview...') #10 {main} thrown in /home/depreview/ammerlaanopleidingen.depreview.nl/web/app/plugins/cm-video-lesson-manager-pro/shortcode/PlaylistShortcode.php on line 112