com.xpn.xwiki.XWikiException: Error number 0 in 4: Failed to find a parser for syntax [markdown/1.0] at com.xpn.xwiki.doc.XWikiDocument.parseContent(XWikiDocument.java:8837) at com.xpn.xwiki.doc.XWikiDocument.parseContent(XWikiDocument.java:8823) at com.xpn.xwiki.doc.XWikiDocument.getXDOM(XWikiDocument.java:8665) at org.xwiki.display.internal.DocumentContentAsyncExecutor.getContent(DocumentContentAsyncExecutor.java:131) at org.xwiki.display.internal.DocumentContentAsyncExecutor.initialize(DocumentContentAsyncExecutor.java:116) at org.xwiki.display.internal.DocumentContentAsyncRenderer.initialize(DocumentContentAsyncRenderer.java:96) at org.xwiki.display.internal.DocumentContentDisplayer.display(DocumentContentDisplayer.java:59) at org.xwiki.display.internal.DocumentContentDisplayer.display(DocumentContentDisplayer.java:43) at org.xwiki.display.internal.DefaultDocumentDisplayer.display(DefaultDocumentDisplayer.java:96) at org.xwiki.display.internal.DefaultDocumentDisplayer.display(DefaultDocumentDisplayer.java:39) at org.xwiki.sheet.internal.SheetDocumentDisplayer.display(SheetDocumentDisplayer.java:123) at org.xwiki.sheet.internal.SheetDocumentDisplayer.display(SheetDocumentDisplayer.java:52) at org.xwiki.display.internal.ConfiguredDocumentDisplayer.display(ConfiguredDocumentDisplayer.java:68) at org.xwiki.display.internal.ConfiguredDocumentDisplayer.display(ConfiguredDocumentDisplayer.java:42) at com.xpn.xwiki.doc.XWikiDocument.display(XWikiDocument.java:1216) at com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:1353) at com.xpn.xwiki.doc.XWikiDocument.displayDocument(XWikiDocument.java:1302) at com.xpn.xwiki.doc.XWikiDocument.displayDocument(XWikiDocument.java:1271) at com.xpn.xwiki.api.Document.displayDocument(Document.java:795) at jdk.internal.reflect.GeneratedMethodAccessor665.invoke(Unknown Source) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:565) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:548) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:219) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:369) at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:701) at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:72) at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:240) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:191) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144) at org.xwiki.velocity.internal.directive.TryCatchDirective.render(TryCatchDirective.java:86) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:301) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423) at org.apache.velocity.Template.merge(Template.java:358) at org.apache.velocity.Template.merge(Template.java:262) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:284) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:321) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:217) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2513) at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2491) at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:983) at jdk.internal.reflect.GeneratedMethodAccessor178.invoke(Unknown Source) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:565) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:548) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:219) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:369) at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:490) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:215) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:328) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:258) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:301) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423) at org.apache.velocity.Template.merge(Template.java:358) at org.apache.velocity.Template.merge(Template.java:262) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:284) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:321) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:217) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2513) at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2491) at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:983) at jdk.internal.reflect.GeneratedMethodAccessor178.invoke(Unknown Source) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:565) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:548) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:219) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:369) at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:490) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:215) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:328) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:258) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:301) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:172) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:191) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423) at org.apache.velocity.Template.merge(Template.java:358) at org.apache.velocity.Template.merge(Template.java:262) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:284) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:321) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:217) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2513) at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:179) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:577) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:258) at com.xpn.xwiki.web.LegacyActionServlet.service(LegacyActionServlet.java:106) at javax.servlet.http.HttpServlet.service(HttpServlet.java:733) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:122) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:109) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176) at org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145) at org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92) at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:389) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:713) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:462) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:387) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:315) at org.tuckey.web.filters.urlrewrite.NormalRewrittenUrl.doRewrite(NormalRewrittenUrl.java:213) at org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:171) at org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145) at org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92) at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:389) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:544) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:525) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:831) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1634) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.base/java.lang.Thread.run(Thread.java:834) Caused by: org.xwiki.rendering.parser.MissingParserException: Failed to find a parser for syntax [Markdown 1.0] at org.xwiki.rendering.internal.parser.DefaultContentParser.getParser(DefaultContentParser.java:89) at org.xwiki.rendering.internal.parser.DefaultContentParser.parse(DefaultContentParser.java:62) at org.xwiki.rendering.internal.parser.DefaultContentParser.parse(DefaultContentParser.java:69) at com.xpn.xwiki.doc.XWikiDocument.parseContent(XWikiDocument.java:8834) ... 185 more Caused by: org.xwiki.component.manager.ComponentLookupException: Can't find descriptor for the component with type [interface org.xwiki.rendering.parser.Parser] and hint [markdown/1.0] at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:212) at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:210) at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83) at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83) at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83) at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83) at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83) at org.xwiki.rendering.internal.parser.DefaultContentParser.getParser(DefaultContentParser.java:87) ... 188 more