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 Eduard Moraru, 1 year ago
via XWiki.org JIRA by Bernhard Hopf, 1 year ago
via XWiki.org JIRA by Sorin Burjan, 1 year ago
Failed to evaluate content with id [xwiki:XWiki.OfficeImporterResults]
via XWiki.org JIRA by Eduard Moraru, 1 year ago
Failed to evaluate content with id [xwiki:WikiManager.CreateNewWiki]
via XWiki.org JIRA by Lucien Pereira, 1 year ago
via GitHub by sdumitriu
, 2 years ago
Failed to evaluate content with id [xwiki:PhenoTips.DiseasePredictService]
java.lang.LinkageError: loader constraint violation: when resolving method "com.xpn.xwiki.plugin.wikimanager.WikiManagerPluginApi.<init>(Lcom/xpn/xwiki/plugin/wikimanager/WikiManagerPlugin;Lcom/xpn/xwiki/XWikiContext;)V" the class loader (instance of org/xwiki/classloader/NamespaceURLClassLoader) of the current class, com/xpn/xwiki/plugin/wikimanager/WikiManagerPlugin, and the class loader (instance of org/xwiki/classloader/NamespaceURLClassLoader) for resolved class, com/xpn/xwiki/plugin/wikimanager/WikiManagerPluginApi, have different Class objects for the type com/xpn/xwiki/plugin/wikimanager/WikiManagerPlugin used in the signature	at com.xpn.xwiki.plugin.wikimanager.WikiManagerPlugin.getPluginApi(WikiManagerPlugin.java:84)	at com.xpn.xwiki.plugin.wikimanager.internal.WikiManagerScriptService.getAPI(WikiManagerScriptService.java:93)	at com.xpn.xwiki.plugin.wikimanager.internal.WikiManagerScriptService.getWikiDocument(WikiManagerScriptService.java:174)	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.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395)	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384)	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173)	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280)	at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:567)	at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:71)	at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:142)	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87)	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87)	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:228)	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:187)	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:105)	at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:1765)	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1705)	at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:854)	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.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395)	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384)	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173)	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280)	at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:369)	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)	at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:216)	at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:311)	at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:230)	at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207)	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87)	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:228)	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:187)	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:105)	at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:1765)	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1705)	at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:854)	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.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395)	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384)	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173)	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280)	at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:369)	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)	at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:216)	at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:311)	at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:230)	at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207)	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:106)	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:228)	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:187)	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:105)	at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:1765)	at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:155)	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:241)	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:116)	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:538)	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1352)	at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:120)	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1323)	at org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.java:144)	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1323)	at com.xpn.xwiki.plugin.webdav.XWikiDavFilter.doFilter(XWikiDavFilter.java:66)	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1323)	at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208)	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1323)	at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)	at org.eclipse.jetty.servlet.ServletHandler$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.headerComplete(HttpConnection.java:1048)	at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:601)	at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:214)	at org.eclipse.jetty.server.HttpConnection.handle(HttpConnection.java:411)	at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:535)	at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:40)	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:529)	at java.lang.Thread.run(Thread.java:679)