Sometimes eclipse cannot connect to marketplace or plugin sites for installing plugins because of security validator exception Problem: sun.security.validator.ValidatorException or sun.security.validator.ValidatorException: PKIX path building failed Resolution: tuststore does not contain the certificate of the SSL service you're connecting to This is due to corporate environments where your workstation is intercepted by proxy, firewall or something that inspects https traffic. or the jdk version does not include the SSL service you're connecting to. jdk release with certificates in the jre/lib/security/cacerts file. the certificates are increase while jdk version goes up How To Solve Download Keystore Explorer and Install Open the application (Run as administrator) Examine > Examine SSL > Co...
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