【文章推荐】Websocket发消息出现Servlet.service() for servlet [dispatcherServlet] in context with path [] th

原文：Websocket发消息出现Servlet.service() for servlet [dispatcherServlet] in context with path [] th

按网上说的,什么配置注解都齐了.但还是不断报这个错. 网上spring整合websocket有两种, 一种是加入对javax中Websocket注解的处理另一种是spring的一套框架. 我本来用的第一种,但是出问题,不断尝试中换成了第二种,事后想来,两种应该都能用. 至于问题出现的原因:这个框架是前后端分离的,后端端口是 , 前端vue页面应该访问node.js服务器,是 . 我一直在页面向 ...

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Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception 异常

参考文章其他文章 ...

Servlet.service() for servlet [dispatcherServlet] in context with path [] 报错解决方法

控制台报错：Servlet.service() for servlet [dispatcherServle ...

SEVERE: Servlet.service() for servlet [SpringMVC] in context with path [] threw exception ........

　运行项目项目后，因为前端用了layui框架，所以页面显示接口异常，　　查看tomcat日志，发现报了这个错误，关键是我犯了不止一次这个错误。所以记下来。原因是M ...

Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception

java.lang.NullPointerException: null at com.book.app.web.UserController.findPageWith(UserControll ...

------>Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception

java.lang.NullPointerException: null at com.book.app.web.UserController.findPageWith(UserControll ...

错误：Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception

　　白天创建Springboot项目对接Mybatis时，控制台与页面报错如下，出现了空指针，测试了一下数据库连接正确，里面内容也都有，遂进入debug，发现查询的返回值都是空，再将写的sql语句手动去执行也是正确，顿觉有些无奈。　　那就上百度查呗，发现几篇文章都提到 ...

Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed;springboot无法注入，注入后无效

错误:Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception ...

ERROR o.a.c.c.C.[.[.[.[dispatcherServlet] - [log,175] - Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception

【问题】请求报500，一直以为是后台问题【原因】前端thymeleaf模板代码没写完整原因（既然用了就要写好格式）【解决】将用到thymeleaf标签代码补全，主要原因没用这个@{}补全th:href标签 ...

原文：Websocket发消息出现Servlet.service() for servlet [dispatcherServlet] in context with path [] th

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