hello there..why i get this error

[DharmarajDS]

ServerSelectionTimeoutError: mongodb%2bsrv%3a%2fdharmaraj%3adharmads%40369%40cluster0.uslib.mongodb.net%2fstinbot%3fretrywrites%3dtrue%26w%3dmajority:27017: [Errno 11001] getaddrinfo failed, Timeout: 30s, Topology Description: <TopologyDescription id: 6137185fa6455eb4d5c31f42, topology_type: Single, servers: [<ServerDescription ('mongodb%2bsrv%3a%2fdharmaraj%3adharmads%40369%40cluster0.uslib.mongodb.net%2fstinbot%3fretrywrites%3dtrue%26w%3dmajority', 27017) server_type: Unknown, rtt: None, error=AutoReconnect('mongodb%2bsrv%3a%2fdharmaraj%3adharmads%40369%40cluster0.uslib.mongodb.net%2fstinbot%3fretrywrites%3dtrue%26w%3dmajority:27017: [Errno 11001] getaddrinfo failed')>]>

[sukadateam]

Can you explain what intentions lead to this? Feedback would be great!