Java proxy server exception

Job ID: 36155223

Budget: $10 – $20 USD

Hi ,
Good morning . I want to generate the following error and solve the error.
My application is trying to connect to the server.

Error : javax.net.ssl.SSLHandshakeException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target [Thread-0]

Regards,
VSR