Authentication failed: License error

I'm using DS client 2019 version on windows 10 but recently got Authentication error and don't know to rectify it. Please help me out. The error I got-

Authentication failed: License error: Server expired on 30-Apr-2022.

Please select another Pipeline Pilot server to connect to.


SOAP Faultcode: SOAP-ENV:Server. Error code: 2

SOAP Faultstring: wsLocator::sci__Login

soap call to Login() failed