Fatal error: Uncaught MongoDB\Driver\Exception\UnexpectedValueException: Detected unknown BSON type 0x65 for field path "alerts.6716c2beb341136f8763615b._after". Are you using the latest driver? in /var/dev/vendor/mongodb/mongodb/src/Operation/FindOne.php:129 Stack trace: #0 /var/dev/vendor/mongodb/mongodb/src/Operation/FindOne.php(129): MongoDB\Driver\Cursor->toArray() #1 /var/dev/vendor/mongodb/mongodb/src/Collection.php(696): MongoDB\Operation\FindOne->execute(Object(MongoDB\Driver\Server)) #2 /var/dev/demo.php(31): MongoDB\Collection->findOne(Array) #3 {main} thrown in /var/dev/vendor/mongodb/mongodb/src/Operation/FindOne.php on line 129