Assignment Students Manager

Fatal error: Uncaught Exception: Invalid assignment with ID "1773". in /home/customer/www/welcome.cmhacptk.ca/public_html/wp-content/plugins/learnpress-assignments/inc/class-lp-assignment-curd.php:138 Stack trace: #0 /home/customer/www/welcome.cmhacptk.ca/public_html/wp-content/plugins/learnpress-assignments/inc/class-lp-assignment.php(105): LP_Assignment_CURD->load(Object(LP_Assignment)) #1 /home/customer/www/welcome.cmhacptk.ca/public_html/wp-content/plugins/learnpress-assignments/inc/class-lp-assignment.php(66): LP_Assignment->load() #2 /home/customer/www/welcome.cmhacptk.ca/public_html/wp-content/plugins/learnpress-assignments/inc/class-lp-assignment.php(413): LP_Assignment->__construct(1773, Array) #3 /home/customer/www/welcome.cmhacptk.ca/public_html/wp-content/plugins/learnpress-assignments/inc/functions.php(88): LP_Assignment::get_assignment(Object(WP_Post)) #4 /home/customer/www/welcome.cmhacptk.ca/public_html/wp-content/plugins/learnpress-assignments/templates/frontend-editor/manager/students.php(16): learn_pres in /home/customer/www/welcome.cmhacptk.ca/public_html/wp-content/plugins/learnpress-assignments/inc/class-lp-assignment-curd.php on line 138