Warning: Undefined property: MongoDataAggregator::$connection in /var/www/flightomart.com/api-stage/include/MongoAggregator.php on line 24

Fatal error: Uncaught Error: Call to a member function real_connect() on null in /var/www/flightomart.com/api-stage/include/MongoAggregator.php:24 Stack trace: #0 /var/www/flightomart.com/api-stage/include/MongoAggregator.php(342): MongoDataAggregator->__construct() #1 {main} thrown in /var/www/flightomart.com/api-stage/include/MongoAggregator.php on line 24