Unable to locate parent package XX for XX

最新推荐文章于 2021-02-05 16:43:49 发布

XingKong22star

最新推荐文章于 2021-02-05 16:43:49 发布

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分类专栏： Architecture & Design 文章标签： struts2 web开发类

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在web开发中遇到错误：找不到注解为 [channel] 的父类包。解决方案涉及检查struts配置文件是否存在，确认struts.xml配置是否正确，以及是否指定了正确的包名。

Unable to load configuration. - [unknown location]
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:70)
	at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:445)
	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:489)
	at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
	at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:57)
	at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:277)
	at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:258)
	at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:382)
	at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:103)
	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4650)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5306)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:618)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1100)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1618)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:744)
Caused by: Unable to locate parent package [channel] for [class com.redhamr.web.channel.actions.CmsAct] - [unknown location]
	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.getPackageConfig(PackageBasedActionConfigBuilder.java:1020)
	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildConfiguration(PackageBasedActionConfigBuilder.java:666)
	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:348)
	at org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:53)
	at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:268)
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)
	... 21 more
十二月 10, 2014 11:36:10 上午 org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter struts3
Unable to load configuration. - [unknown location]
	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:501)
	at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
	at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:57)
	at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:277)
	at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:258)
	at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:382)
	at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:103)
	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4650)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5306)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:618)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1100)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1618)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:744)
Caused by: Unable to load configuration. - [unknown location]
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:70)
	at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:445)
	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:489)
	... 19 more
Caused by: Unable to locate parent package [channel] for [class com.redhamr.web.channel.actions.CmsAct] - [unknown location]
	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.getPackageConfig(PackageBasedActionConfigBuilder.java:1020)
	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildConfiguration(PackageBasedActionConfigBuilder.java:666)
	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:348)
	at org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:53)
	at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:268)
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)
	... 21 more

问题：找不到注解为 [channel] 的父类包

解决：看看struts文件存在么，要么就是struts.xml配置的错误或者没指定包名.