Cannot fetch data using find and find_one

[0xhiro]

Versions/Environment

1. Rust Version : rustc 1.62.1
2. MacOS
3. Mongodb = 2.3.0 bson = 2.4.0
4. using mongodb serverless cloud

Describe the bug

i cannot read read database data using find or find_one. i get an error

let mut cursor = collection.find(None, None).await.expect("error occured"); while let Some(doc) = cursor.try_next().await.unwrap() { println!("{:?}", doc) }

i get an error that says: BsonDeserialization(DeserializationError { message: "invalid type: map, expected a string" })