Parties spent for election

Fatal error: Uncaught MongoDB\Driver\Exception\InvalidArgumentException: Error parsing ObjectId string: 0 in /var/www/html/political-party/Political-Parties-Spent-Money-For-Election.php:13 Stack trace: #0 /var/www/html/political-party/Political-Parties-Spent-Money-For-Election.php(13): MongoDB\BSON\ObjectId->__construct() #1 /var/www/html/political-party/index.php(6): include('...') #2 /var/www/html/index.php(15): include('...') #3 {main} thrown in /var/www/html/political-party/Political-Parties-Spent-Money-For-Election.php on line 13