zoukankan      html  css  js  c++  java
  • java.lang.IllegalArgumentException: ServletContext must not be null

    问题描述:运行部署项目,页面404 ,后台输出如下的异常,翻译说是 “上下文路径不能为空” ,找了一个多小时也没找到原因,最后腆着脸问大佬,一看就发现问题了

    原因:项目里有web文件夹和webRoot文件夹(公司的项目,我也不知道为啥有俩),web文件夹下的web.xml是空的,webRoot下的web.xml才实打实的

     1 java.lang.IllegalArgumentException: ServletContext must not be null
     2     at org.springframework.util.Assert.notNull(Assert.java:112)
     3     at org.springframework.web.context.support.WebApplicationContextUtils.getWebApplicationContext(WebApplicationContextUtils.java:115)
     4     at org.springframework.web.context.support.WebApplicationContextUtils.getWebApplicationContext(WebApplicationContextUtils.java:105)
     5     at fe.res.SpringWebContextImpl.getContextResource(SpringWebContextImpl.java:17)
     6     at fe.res.ResourceManage.getContext(ResourceManage.java:179)
     7     at fe.messageout.MessageControl.getInstance(MessageControl.java:32)
     8     at nl.justobjects.pushlet.servlet.Pushlet.init(Pushlet.java:37)
     9     at javax.servlet.GenericServlet.init(GenericServlet.java:158)
    10     at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1227)
    11     at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1140)
    12     at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1027)
    13     at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5038)
    14     at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5348)
    15     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
    16     at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:753)
    17     at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:729)
    18     at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717)
    19     at org.apache.catalina.startup.HostConfig.manageApp(HostConfig.java:1733)
    20     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    21     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    22     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    23     at java.lang.reflect.Method.invoke(Method.java:498)
    24     at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:300)
    25     at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
    26     at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
    27     at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:484)
    28     at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:433)
    29     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    30     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    31     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    32     at java.lang.reflect.Method.invoke(Method.java:498)
    33     at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:300)
    34     at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
    35     at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
    36     at com.sun.jmx.remote.security.MBeanServerAccessController.invoke(MBeanServerAccessController.java:468)
    37     at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
    38     at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
    39     at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
    40     at java.security.AccessController.doPrivileged(Native Method)
    41     at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1408)
    42     at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
    43     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    44     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    45     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    46     at java.lang.reflect.Method.invoke(Method.java:498)
    47     at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
    48     at sun.rmi.transport.Transport$1.run(Transport.java:200)
    49     at sun.rmi.transport.Transport$1.run(Transport.java:197)
    50     at java.security.AccessController.doPrivileged(Native Method)
    51     at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
    52     at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
    53     at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
    54     at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
    55     at java.security.AccessController.doPrivileged(Native Method)
    56     at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
    57     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    58     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    59     at java.lang.Thread.run(Thread.java:748)

    总结:

     我错就错在配错了 web.xml 和 web文件夹

  • 相关阅读:
    我们都可以把它放 Sidecar 容器中,这样微服务具备了 Super power,一种超能力
    DP 状态 DP 转移方程 动态规划解题思路
    完全二叉树 原因 完全二叉树最后一层节点靠左的原因
    延时任务最佳实践方案总结
    b+ 树 只存储 索引
    埋点质量保障体系建设
    linux命令重定向>、>>、 1>、 2>、 1>>、 2>>、 <
    卡特兰数
    python 使用函数名的字符串调用函数(4种方法)_black-heart的专栏-CSDN博客 https://blog.csdn.net/mrqingyu/article/details/84403924
    12 | 服务注册与发现如何满足服务治理
  • 原文地址:https://www.cnblogs.com/wfg934dbk/p/13390242.html
Copyright © 2011-2022 走看看