安装RAC GI，将要设置GridPlugPlay信息时，抛出如下错误
- SEVERE: [FATAL] [INS-08106] Unexpected error occurred while loading the view 'GridPlugPlayInfoUI' associated to state 'GridPlugPlayInfoUI'.
- CAUSE: No additional information available.
- ACTION: Contact Oracle Support Services or refer to the software manual.
- SUMMARY:
- - java.lang.NullPointerException.
- Refer associated stacktrace
- #oracle.install.commons.util.exception.DefaultErrorAdvisor:458
- INFO: Advice is ABORT
- SEVERE: Unconditional Exit
这步设置GridPlugPlay信息时，需读取/etc/hosts文件内定义的网络接口信息。
仔细查看hosts文件内容，发现自己把ip地址写错了，随后两个节点都更正再次运行正常了。
另外hosts文件内有无效字符也会出现这个问题。