runtime error

Traceback (most recent call last): File "/home/user/.local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 97, in _resolve_uri results = _resolve( File "/home/user/.local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 45, in _resolve return resolver.resolve(*args, **kwargs) File "/home/user/.local/lib/python3.10/site-packages/dns/resolver.py", line 1565, in resolve return get_default_resolver().resolve( File "/home/user/.local/lib/python3.10/site-packages/dns/resolver.py", line 1307, in resolve (request, answer) = resolution.next_request() File "/home/user/.local/lib/python3.10/site-packages/dns/resolver.py", line 749, in next_request raise NXDOMAIN(qnames=self.qnames_to_try, responses=self.nxdomain_responses) dns.resolver.NXDOMAIN: The DNS query name does not exist: _mongodb._tcp.cluster0.dvxynte.mongodb.net. During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/user/app/app.py", line 8, in <module> client = MongoClient(os.environ['DB_URL']) File "/home/user/.local/lib/python3.10/site-packages/pymongo/mongo_client.py", line 766, in __init__ res = uri_parser.parse_uri( File "/home/user/.local/lib/python3.10/site-packages/pymongo/uri_parser.py", line 556, in parse_uri nodes = dns_resolver.get_hosts() File "/home/user/.local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 131, in get_hosts _, nodes = self._get_srv_response_and_hosts(True) File "/home/user/.local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 111, in _get_srv_response_and_hosts results = self._resolve_uri(encapsulate_errors) File "/home/user/.local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 105, in _resolve_uri raise ConfigurationError(str(exc)) pymongo.errors.ConfigurationError: The DNS query name does not exist: _mongodb._tcp.cluster0.dvxynte.mongodb.net.

Container logs: