严重: A child container failed during start的问题解决方法

Tomcat启动失败,失败全部信息: 五月 11, 2016 10:21:04 下午 org.apache.tomcat.util.digester.SetPropertiesRule begin 警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:MyEL' did not find a matching prop

症状:A child container failed during start 适用问题描述:tomcat挂空可以正常运行,载入项目时挂掉. 相关操作:之前为了省事,由于两个servlet功能类似所以,干脆copy A to B结果莫名其妙挂掉. 百度垃圾一逼:推荐谷歌 https://www.yundou.info 无论怎么百度都无法解决,最后从实际出发,研究了报错原因,错误指向servlet map 有问题. 深入琢磨:结论 @WebServlet("/ServletName")

启动项目时遇到异常 java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/unitalen_oss]] at java.util.concurrent.FutureTask.report(Unknown S

启动Java Web项目时提示错误:A child container failed during start 完整错误信息如下: 严重: A child container failed during start java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardH

问题:在同事那里拿了一个Eclipse的maven项目,导入报错,主要显示的是A child container failed during start 具体错误如下 六月 02, 2018 12:08:50 下午 org.apache.tomcat.util.digester.SetPropertiesRule begin 警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source'

Caused by: java.lang.NoSuchMethodError: javax.servlet.ServletContext.getVirtualServerName()Ljava/lang/String;引入了一个hsf pom文件后后,翻到异常堆栈最下面发现是:ServletContext没有getVirtualServerName方法,原因是pom冲突,解决方案:在hsf里面先排除就得servlet-api,在引入最新的:A child container failed dur

错误信息代码: 严重: A child container failed during start java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].StandardContext[]] at java.util.concurrent.Fu

一.问题回顾 最近在做一个新项目,从git上下载导入idea后,启动项目,但是报了如下错误: java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].TomcatEmbeddedContext[/tahoe-bo]] at java.util.c

异常内容: 查明原因: UserServlet  在Web.config 中配置了 Servlet-mapping    ,在UserServlet 类中又写了 @WebServlet 导致.