Fatal error: Uncaught TypeError: Return value of LP_Addon_Prerequisites_Courses::get_prerequisite_courses() must be of the type array, string returned in /home/customer/www/keenitsolutions.com/public_html/products/wordpress/eshkool/wp-content/plugins/learnpress-prerequisites-courses/inc/load.php:63
Stack trace:
#0 /home/customer/www/keenitsolutions.com/public_html/products/wordpress/eshkool/wp-content/plugins/learnpress-prerequisites-courses/inc/class-lp-prere-hooks.php(160): LP_Addon_Prerequisites_Courses::get_prerequisite_courses(5677)
#1 /home/customer/www/keenitsolutions.com/public_html/products/wordpress/eshkool/wp-includes/class-wp-hook.php(308): LP_Prere_Course_Hooks->check_condition('')
#2 /home/customer/www/keenitsolutions.com/public_html/products/wordpress/eshkool/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters('', Array)
#3 /home/customer/www/keenitsolutions.com/public_html/products/wordpress/eshkool/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#4 /home/customer/www/keenitsolutions.com/publ in /home/customer/www/keenitsolutions.com/public_html/products/wordpress/eshkool/wp-content/plugins/learnpress-prerequisites-courses/inc/load.php on line 63