课程
/后端开发
/Java
/JAVA遇见HTML——JSP篇
和老师写的代码一模一样就不能运行，报错
2016-04-11
源自：JAVA遇见HTML——JSP篇 5-4
正在回答
空指针会出现这样的错误，还有把报错的代码贴齐吧
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2 回答The server encountered an internal error that prevented it from fulfilling this request
1 回答The server encountered an internal error that prevented it from fulfilling this request.
2 回答Description The server encountered an unexpected condition that prevented it from fulfilling the request.
2 回答HTTP Status 500 – Internal Server Error
3 回答HTTP Status 500 – Internal Server Error 是为什么呀
