What problem are you facing?

The issue is with the connection string password. If the password contatins @ mark the exception is thrown:

MongoAPIError: URI must include hostname, domain name, and tld
at Object.resolveSRVRecord (/home/endrju/UrlManagementSystem/node_modules/mongodb/lib/connection_string.js:51:25)
at Object.connect (/home/endrju/UrlManagementSystem/node_modules/mongodb/lib/operations/connect.js:41:36)
at /home/endrju/UrlManagementSystem/node_modules/mongodb/lib/mongo_client.js:127:23
at Object.maybePromise (/home/endrju/UrlManagementSystem/node_modules/mongodb/lib/utils.js:518:5)
at MongoClient.connect (/home/endrju/UrlManagementSystem/node_modules/mongodb/lib/mongo_client.js:126:24)
at Object.<anonymous> (/home/endrju/UrlManagementSystem/main.js:4:8)
at Module._compile (node:internal/modules/cjs/loader:1108:14)
at Object.Module._extensions..js (node:internal/modules/cjs/loader:1137:10)
at Module.load (node:internal/modules/cjs/loader:988:32)
at Function.Module._load (node:internal/modules/cjs/loader:828:14)
/home/endrju/UrlManagementSystem/node_modules/mongodb/lib/utils.js:526
throw error;

What driver and relevant dependency versions are you using?

mongodb":"^4.1.1"

node v16.0.0

OS: Linux 5.9.16-1-MANJARO

Steps to reproduce?

1. Set a password for a database user https://cloud.mongodb.com/  containing @ mark.

password: passwordwith@mark

connection string:

mongodb+srv://user_31:passwordwith@mark@cluster0.xuvw0.mongodb.net/sample_airbnb?retryWrites=true&w=majority

2. Create the instance of MongoClient

3. Call connect method.

4. Do the console.log to print the error.