java.lang.Throwable: null

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via XWiki.org JIRA by Sorin Burjan, 1 year ago
null
via XWiki.org JIRA by Sorin Burjan, 1 year ago
null
java.lang.Throwable: null
at com.xpn.xwiki.objects.BaseCollection.setXClassReference(BaseCollection.java:208)
at com.xpn.xwiki.objects.BaseObject.setXClassReference(BaseObject.java:113)
at com.xpn.xwiki.doc.XWikiDocument.createXObject(XWikiDocument.java:2050)
at org.xwiki.annotation.io.internal.DefaultIOService.addAnnotation(DefaultIOService.java:125)
at org.xwiki.annotation.internal.DefaultAnnotationService.addAnnotation(DefaultAnnotationService.java:103)
at org.xwiki.annotation.rest.internal.AnnotationsRESTResource.doPostAnnotation(AnnotationsRESTResource.java:171)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.restlet.ext.jaxrs.internal.wrappers.AbstractMethodWrapper.internalInvoke(AbstractMethodWrapper.java:171)
at org.restlet.ext.jaxrs.internal.wrappers.ResourceMethod.invoke(ResourceMethod.java:291)
at org.restlet.ext.jaxrs.JaxRsRestlet.invokeMethod(JaxRsRestlet.java:1043)
at org.restlet.ext.jaxrs.JaxRsRestlet.handle(JaxRsRestlet.java:792)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Router.doHandle(Router.java:500)
at org.restlet.routing.Router.handle(Router.java:740)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.engine.application.StatusFilter.doHandle(StatusFilter.java:154)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.engine.ChainHelper.handle(ChainHelper.java:114)
at org.restlet.engine.application.ApplicationHelper.handle(ApplicationHelper.java:75)
at org.restlet.Application.handle(Application.java:391)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Router.doHandle(Router.java:500)
at org.restlet.routing.Router.handle(Router.java:740)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.routing.Router.doHandle(Router.java:500)
at org.restlet.routing.Router.handle(Router.java:740)
at org.restlet.routing.Filter.doHandle(Filter.java:159)
at org.restlet.routing.Filter.handle(Filter.java:206)
at org.restlet.engine.ChainHelper.handle(ChainHelper.java:114)
at org.restlet.Component.handle(Component.java:391)
at org.restlet.Server.handle(Server.java:491)
at org.restlet.engine.ServerHelper.handle(ServerHelper.java:74)
at org.restlet.engine.http.HttpServerHelper.handle(HttpServerHelper.java:153)
at org.restlet.ext.servlet.ServerServlet.service(ServerServlet.java:1031)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:538)
at org.xwiki.wysiwyg.server.filter.XWikiContextInitializationFilter.doFilter(XWikiContextInitializationFilter.java:79)
at com.xpn.xwiki.plugin.webdav.XWikiDavFilter.doFilter(XWikiDavFilter.java:66)
at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208)
at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1323)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:476)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119)
at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:517)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:225)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:937)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:406)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:183)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:871)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:247)
at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:149)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110)
at org.eclipse.jetty.server.Server.handle(Server.java:346)
at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:589)
at org.eclipse.jetty.server.HttpConnection$RequestHandler.content(HttpConnection.java:1065)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:823)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:220)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:535)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:40)
at java.lang.Thread.run(Thread.java:679)

Users with the same issue

You are the first who have seen this exception. Write a tip to help other users and build your expert profile.

Know the solutions? Share your knowledge to help other developers to debug faster.