SSM框架报HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException错

时间:2022-09-17 13:26:59

如下图

SSM框架报HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException错

一番排查之后发现原来是server层写漏注释了

SSM框架报HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException错

粗心大意,一天内出现两次写漏注释,SSM框架有意思。

SSM框架报HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException错的更多相关文章

  1. HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException

    HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException type ...

  2. HTTP Status 500 - Request processing failed; nested exception is java.lang.IllegalArgumentException: Control character in cookie value or attribute.

    HTTP Status 500 - Request processing failed; nested exception is java.lang.IllegalArgumentException: ...

  3. HTTP Status 500 - Handler processing failed; nested exception is java.lang.NoClassDefFoundError: javax/servlet/jsp/jstl/core/Config

    今天在用idea搭建spring mvc时候报了这个错误,缺少jstl的依赖包.由于是使用的spring-core的依赖,而spring-core里面是有jstl的.这就郁闷了,最后是在自己的pom. ...

  4. 报错:严重: Servlet.service() for servlet [springmvc] in context with path [ ] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause

    解决:service类或dao类需要@Autowired

  5. HTTP Status 500 - Handler processing failed; nested exception is java.lang.NoClassDefFoundError: Could not initialize class sun.awt.X11GraphicsEnvironment

    解决方案:修改catalina.sh 文件加上-Djava.awt.headless=true JAVA_OPTS="$JAVA_OPTS $JSSE_OPTS -Djava.awt.hea ...

  6. error:org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException

    问题:调用的方法在一个接口类中,但我并没有注入那个被调用的类 解决:在UserEntity前加上@Autowired @Controller public class MainController { ...

  7. 14- Servlet.service() for servlet [mvc-dispatcher] in context with path [/collegeservice] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root caus

    有的service没有依赖注入:

  8. HTTP Status 500 - Request processing failed; nested exception is org.springframework.jdbc.BadSqlGram

    HTTP Status 500 - Request processing failed; nested exception is org.springframework.jdbc.BadSqlGram ...

  9. HTTP Status 500 - Request processing failed; nested exception is org.hibernate.exception.GenericJDBCException: could not execute statement

    1.什么操作出现:当我在项目中添加产品或者修改时,浏览器出现HTTP Status 500 - Request processing failed; nested exception is org.h ...

随机推荐

  1. C#设计模式(18)——中介者模式(Mediator Pattern)

    一.引言 在现实生活中,有很多中介者模式的身影,例如QQ游戏平台,聊天室.QQ群和短信平台,这些都是中介者模式在现实生活中的应用,下面就具体分享下我对中介者模式的理解. 二. 中介者模式的介绍 2.1 ...

  2. struts2集成javamail发邮件(带附件)实践记录

    一.代码预览 这两天在做struts2上的邮件发送.以前的项目有用到spring,用spring提供的邮件支持类很方便可以完成这个功能,但是现在只用struts2的话,就碰到了一系列的问题. 代码是从 ...

  3. A Multipart Series on Grids in ASP.NET MVC

    A Multipart Series on Grids in ASP.NET MVC Displaying a grid of data is one of the most common tasks ...

  4. HDOJ(HDU) 2113 Secret Number(遍历数字位数的每个数字)

    Problem Description 有一天, KIKI 收到一张奇怪的信, 信上要KIKI 计算出给定数各个位上数字为偶数的和. eg. 5548 结果为12 , 等于 4 + 8 KIKI 很苦 ...

  5. codeforces 337C Quiz(贪心)

    转载请注明出处: http://www.cnblogs.com/fraud/          ——by fraud Quiz Manao is taking part in a quiz. The ...

  6. selenium定位方式-Xpath使用方法

    什么是Xpath? XPath是XML的路径语言,通俗一点讲就是通过元素的路径来查找到这个标签元素. 一. 在火狐浏览器上安装Xpath 方法如下: 1.使用 Firefox 访问 https://a ...

  7. qt5.4解决输出中文乱码问题

    需要在字符串前添加 QString::fromUtf8 例: b2 = new QPushButton(this); b2->setText(QString::fromUtf8("变化 ...

  8. CentOS No manual entry for man 没有 xx 的手册页条目

    yum install -y man man-pages man-pages-overrides https://unix.stackexchange.com/questions/182500/no- ...

  9. mysql之 CentOS系统针对mysql参数优化

    内核相关参数(/etc/sysctl.conf)  以下参数可以直接放到sysctl.conf文件的末尾: net.core.somaxconn = 65535 net.core.netdev_max ...

  10. 【BZOJ1017】[JSOI2008]魔兽地图(动态规划)

    [BZOJ1017][JSOI2008]魔兽地图(动态规划) 题面 BZOJ 洛谷 题解 状态设一下,\(f[i][j][k]\)表示第\(i\)个物品,有\(j\)个用于合成,总花费为\(k\)的最 ...