Fatal error: Uncaught Error: Call to a member function get_id() on null in /home/customer/www/escuela.eulermath.org/public_html/wp-content/plugins/thrive-apprentice/inc/classes/class-tva-lesson.php:559 Stack trace: #0 /home/customer/www/escuela.eulermath.org/public_html/wp-content/plugins/thrive-apprentice/tcb-bridge/classes/dynamic-actions/class-hooks.php(432): TVA_Lesson->is_completed() #1 /home/customer/www/escuela.eulermath.org/public_html/wp-includes/class-wp-hook.php(324): TVA\Architect\Dynamic_Actions\Hooks->get_frontend_localization(Array) #2 /home/customer/www/escuela.eulermath.org/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters(Array, Array) #3 /home/customer/www/escuela.eulermath.org/public_html/wp-content/plugins/thrive-apprentice/inc/functions.php(2218): apply_filters('tva_get_fronten...', Array) #4 /home/customer/www/escuela.eulermath.org/public_html/wp-content/plugins/thrive-apprentice/inc/functions.php(2114): tva_get_frontend_localization() #5 /home/customer/www/escuela.eulermath.org/public in /home/customer/www/escuela.eulermath.org/public_html/wp-content/plugins/thrive-apprentice/inc/classes/class-tva-lesson.php on line 559