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# [已解决]:找不到扩展名`properties`或`xml`的结果类型 > 原文: [https://howtodoinjava.com/struts2/solved-unable-to-find-a-result-type-for-extension-properties-or-xml/](https://howtodoinjava.com/struts2/solved-unable-to-find-a-result-type-for-extension-properties-or-xml/) 如果您刚刚开始编写 Struts2 应用,并且正在配置它,那么您可能会遇到此异常。 完整的栈跟踪如下所示: ```java SEVERE: Dispatcher initialization failed 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:446) at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:490) 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$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: Unable to find a result type for extension [properties] in location attribute [/struts.properties]. - [unknown location] at org.apache.struts2.convention.DefaultResultMapBuilder$ResultInfo.determineType(DefaultResultMapBuilder.java:513) at org.apache.struts2.convention.DefaultResultMapBuilder$ResultInfo.<init>(DefaultResultMapBuilder.java:476) at org.apache.struts2.convention.DefaultResultMapBuilder.makeResults(DefaultResultMapBuilder.java:397) at org.apache.struts2.convention.DefaultResultMapBuilder.createFromResources(DefaultResultMapBuilder.java:304) at org.apache.struts2.convention.DefaultResultMapBuilder.build(DefaultResultMapBuilder.java:191) at org.apache.struts2.convention.PackageBasedActionConfigBuilder.createActionConfig(PackageBasedActionConfigBuilder.java:935) at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildConfiguration(PackageBasedActionConfigBuilder.java:718) 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:260) at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67) ... 18 more Aug 14, 2013 12:24:55 AM org.apache.catalina.core.StandardContext filterStart SEVERE: Exception starting filter struts2 Unable to load configuration. - [unknown location] at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:502) 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$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 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:446) at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:490) ... 16 more Caused by: Unable to find a result type for extension [properties] in location attribute [/struts.properties]. - [unknown location] at org.apache.struts2.convention.DefaultResultMapBuilder$ResultInfo.determineType(DefaultResultMapBuilder.java:513) at org.apache.struts2.convention.DefaultResultMapBuilder$ResultInfo.<init>(DefaultResultMapBuilder.java:476) at org.apache.struts2.convention.DefaultResultMapBuilder.makeResults(DefaultResultMapBuilder.java:397) at org.apache.struts2.convention.DefaultResultMapBuilder.createFromResources(DefaultResultMapBuilder.java:304) at org.apache.struts2.convention.DefaultResultMapBuilder.build(DefaultResultMapBuilder.java:191) at org.apache.struts2.convention.PackageBasedActionConfigBuilder.createActionConfig(PackageBasedActionConfigBuilder.java:935) at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildConfiguration(PackageBasedActionConfigBuilder.java:718) 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:260) at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67) ... 18 more ``` ![Random exceptions](https://img.kancloud.cn/81/c9/81c97e6ebb55a2bdb88e52750e274fe3_300x350.png) ## 解决方案 出现此异常是因为为属性“`struts.convention.result.path`” 配置了**错误的路径**,该路径通常如下所示: ```java <constant name="struts.convention.result.path" value="/" /> //or in properties file struts.convention.result.path=/ ``` 好吧,你的路径不正确。 将其更正为 JSP 文件所在的任何有效位置。 例如: ```java <constant name="struts.convention.result.path" value="/WEB-INF/jsp/" /> //or in properties file struts.convention.result.path=/WEB-INF/jsp/ ``` 它将解决此问题。 **祝您学习愉快!**