nested exception is javax.net.ssl.SSLException

[mingzhenliu]

前置启动报错“nested exception is javax.net.ssl.SSLException”

[mingzhenliu]

...
nested exception is javax.net.ssl.SSLException: Failed to initialize the client-side SSLContext: Input stream not contain valid certificates.

答：CentOS的yum仓库的OpenJDK缺少JCE(Java Cryptography Extension)，导致Web3SDK无法正常连接区块链节点，因此在使用CentOS操作系统时，推荐从OpenJDK网站自行下载。