CAS单点登录报错:unable to find valid certification path to requested target

错误信息:

Whitelabel Error Page

This application has no explicit mapping for /error, so you are seeing this as a fallback.

Sat Jul 06 18:30:42 CST 2019

There was an unexpected error (type=Internal Server Error, status=500).

javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

解决办法:

不要使用系统默认的JDK,要使用已经安装了证书的JDK。

默认的JDK如下图所示:

安装了证书的JDK如下图所示:

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