• I cannot replicate this error when logging in as another "Teacher" or Admin
• At this time, error is consistent only for one particular user across all of her quizzes past and present while logged in as her
• She was previously able to utilize manual grading feature with same Moodle version

Moodle version 3.9.3
PHP Version 7.3.20

Error code: codingerror

• line 770 of /lib/dml/moodle_database.php: coding_exception thrown
• line 222 of /mod/quiz/report/grading/report.php: call to moodle_database->get_in_or_equal()
• line 427 of /mod/quiz/report/grading/report.php: call to quiz_grading_report->load_attempts_by_usage_ids()
• line 178 of /mod/quiz/report/grading/report.php: call to quiz_grading_report->display_grading_interface()
• line 97 of /mod/quiz/report.php: call to quiz_grading_report->display()