Warning: Undefined array key "start_date" in /home/wolf62/public_html/assignment11/handle_orderdate.php on line 8

Warning: Undefined array key "end_date" in /home/wolf62/public_html/assignment11/handle_orderdate.php on line 9

Fatal error: Uncaught mysqli_sql_exception: Incorrect DATE value: '' in /home/wolf62/public_html/assignment11/handle_orderdate.php:15 Stack trace: #0 /home/wolf62/public_html/assignment11/handle_orderdate.php(15): mysqli_query(Object(mysqli), 'SELECT * FROM `...') #1 {main} thrown in /home/wolf62/public_html/assignment11/handle_orderdate.php on line 15