The server encountered an internal error () that prevented it from fulfilling this request

HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: Filter execution threw an exception

root cause

java.lang.NoClassDefFoundError: Could not initialize class freemarker.template.Configuration
	org.apache.struts2.views.freemarker.FreemarkerManager.createConfiguration(FreemarkerManager.java:309)
	org.apache.struts2.views.freemarker.FreemarkerManager.init(FreemarkerManager.java:271)
	org.apache.struts2.views.freemarker.FreemarkerManager.getConfiguration(FreemarkerManager.java:254)
	org.apache.struts2.dispatcher.Dispatcher.sendError(Dispatcher.java:828)
	org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:567)
	org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
	org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

note The full stack trace of the root cause is available in the Apache Tomcat/6.0.10 logs.

服务器遇到一个内部错误(),使它无法满足这个请求

重启tomcat试试吧