maven 搭建ssh运行环境

[lxy1420]

项目用jetty启动,老是报这个异常:
[WARNING] FAILED struts2: java.lang.InstantiationError: com.opensymphony.xwork2.util.finder.ClassFinder
java.lang.InstantiationError: com.opensymphony.xwork2.util.finder.ClassFinder
at org.apache.struts2.convention.PackageBasedActionConfigBuilder.findActions(PackageBasedActionConfigBuilder.java:390)
at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:347)
at org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:53)
at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:274)
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)
at org.apache.struts2.dispatcher.Dispatcher.getContainer(Dispatcher.java:967)
at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:435)
at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:479)
......
[WARNING] FAILED o.m.j.p.JettyWebAppContext{/,file:/E:/01-program/workspace-mars/01-primary/src/main/webapp/},file:/E:/01-program/workspace-mars/01-primary/src/main/webapp/: java.lang.InstantiationError: com.opensymphony.xwork2.util.finder.ClassFinder
请问诸位大神这是什么问题,依赖冲突?还是什么?该怎么解决?