哥哥姐姐们，UG12安装本地帮助文档出现问题了

dt888

刚学ug12.0,安装软件后，然后安装个中文本地帮助文档学习，结果点击帮助之后出现问题Sorry, an unexpected error occurred!

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Message: Could not access HTTP invoker remote service at [http://127.0.0.1:8282/data_services/dataManagerService]; nested exception is java.io.IOException: Did not receive successful HTTP response: status code = 503, status message = [Service Unavailable]

Path: http://localhost:8282/tdoc/nx/12/nx_help/

Timestamp: 2024-07-31 09:37:46--如下图，然后我吧Java9删了，安装Java8，还是一样的，谷歌浏览器和IE浏览器都是这样，求助这个怎么搞啊

一点帮助谷歌浏览器和IE浏览器都是跳转这个

建兆程彬*

电脑有网络可以不用装这个