java.lang.NoClassDefFoundError: com/opensymphony/x
问题： 严重: Unable to read class [com.spml.action.AddUserAction] java.lang.NoClassDefFoundError: com/opensymphony/xwork2/util/finder/DefaultClassFinder$InfoBuildingVisitor at com.opensymphony.xwork2.util.finder.DefaultClassFinder.readClassDef(DefaultClassFinder.java:473) at com.opensymphony.xwork2.util.finder.DefaultClassFinder.<init>(DefaultClassFinder.java:96) at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildClassFinder(PackageBasedActionConfigBuilder.java:416) at org.apache.struts2.convention.PackageBasedActionConfigBuilder.findActions(PackageBasedActionConfigBuilder.java