HTTP Status 500 - Servlet execution threw an exception


type Exception report

message Servlet execution threw an exception

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

exception

javax.servlet.ServletException: Servlet execution threw an exception
	com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:112)
	org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.java:127)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63)
	org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208)
	org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
	org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:136)

root cause

java.lang.NoClassDefFoundError: Could not initialize class com.xpn.xwiki.web.RegisterAction
	sun.reflect.GeneratedConstructorAccessor406.newInstance(Unknown Source)
	sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	java.lang.Class.newInstance(Class.java:442)
	org.apache.struts.util.RequestUtils.applicationInstance(RequestUtils.java:172)
	org.apache.struts.util.RequestUtils.applicationInstance(RequestUtils.java:147)
	org.apache.struts.action.RequestProcessor.processActionCreate(RequestProcessor.java:281)
	org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:221)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:624)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:112)
	org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.java:127)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63)
	org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208)
	org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
	org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:136)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.76 logs.


Apache Tomcat/7.0.76