java.lang.RuntimeException: Failed to execute rules and externals at deployment.iw-preview.war//com.interwoven.livesite.runtime.model.component.Component.executeExternal(Component.java:454) at deployment.iw-preview.war//com.interwoven.livesite.runtime.model.page.RuntimeComponent.buildComponentTransformData(RuntimeComponent.java:299) at deployment.iw-preview.war//com.interwoven.livesite.runtime.model.page.RuntimeComponent.transform(RuntimeComponent.java:421) at deployment.iw-preview.war//com.interwoven.livesite.runtime.model.page.RuntimeComponent.transform(RuntimeComponent.java:380) at deployment.iw-preview.war//com.interwoven.livesite.runtime.page.PageTokenVariableComponent.transformComponent(PageTokenVariableComponent.java:321) at deployment.iw-preview.war//com.interwoven.livesite.runtime.page.PageTokenVariableComponent.renderNoCache(PageTokenVariableComponent.java:214) at deployment.iw-preview.war//com.interwoven.livesite.runtime.page.PageTokenVariableComponent.preRender(PageTokenVariableComponent.java:109) at deployment.iw-preview.war//com.interwoven.livesite.runtime.page.PageTokenContainer.preRenderPage(PageTokenContainer.java:522) at deployment.iw-preview.war//com.interwoven.livesite.runtime.page.PageTokenContainer.preRender(PageTokenContainer.java:389) at deployment.iw-preview.war//com.interwoven.livesite.runtime.model.page.RuntimePage.transform(RuntimePage.java:515) at deployment.iw-preview.war//com.interwoven.livesite.model.page.PreviewPage.getBaseTransform(PreviewPage.java:241) at deployment.iw-preview.war//com.interwoven.livesite.model.page.PreviewPage.transform(PreviewPage.java:229) at deployment.iw-preview.war//com.interwoven.livesite.iw.servlet.preview.rendering.IntermediateRenderingManager.doOutputPage(IntermediateRenderingManager.java:287) at deployment.iw-preview.war//com.interwoven.livesite.runtime.rendering.RenderingManager.renderPageGoal(RenderingManager.java:404) at deployment.iw-preview.war//com.interwoven.livesite.runtime.rendering.RenderingManager.render(RenderingManager.java:274) at deployment.iw-preview.war//com.interwoven.livesite.iw.servlet.preview.generate.GenerateFilter.generatePage(GenerateFilter.java:134) at deployment.iw-preview.war//com.interwoven.livesite.iw.servlet.preview.generate.GenerateFilter.doFilter(GenerateFilter.java:77) at deployment.iw-preview.war//org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:357) at deployment.iw-preview.war//org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:270) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78) at io.undertow.core@2.0.15.Final//io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) at io.undertow.core@2.0.15.Final//io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at io.undertow.core@2.0.15.Final//io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) at io.undertow.core@2.0.15.Final//io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) at io.undertow.core@2.0.15.Final//io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50) at io.undertow.core@2.0.15.Final//io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) at io.undertow.core@2.0.15.Final//io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61) at io.undertow.core@2.0.15.Final//io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.deployment.GlobalRequestControllerHandler.handleRequest(GlobalRequestControllerHandler.java:68) at io.undertow.core@2.0.15.Final//io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction.lambda$create$0(SecurityContextThreadSetupAction.java:105) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1502) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1502) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1502) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1502) at org.wildfly.extension.undertow@15.0.1.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1502) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) at io.undertow.servlet@2.0.15.Final//io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) at io.undertow.core@2.0.15.Final//io.undertow.server.Connectors.executeRootHandler(Connectors.java:360) at io.undertow.core@2.0.15.Final//io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) at org.jboss.threads@2.3.2.Final//org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35) at org.jboss.threads@2.3.2.Final//org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1985) at org.jboss.threads@2.3.2.Final//org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1487) at org.jboss.threads@2.3.2.Final//org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1378) at java.base/java.lang.Thread.run(Thread.java:834) Caused by: java.lang.RuntimeException: Execution exception in com.interwoven.livesite.external.ExternalCall@25f31bd9[object=com.dbs.sg.flp.external.HeadInjection,method=public org.dom4j.Document getMetaLink(com.interwoven.livesite.runtime.RequestContext,),scope=cal,parameters={},prefixCalls=[]] at deployment.iw-preview.war//com.interwoven.livesite.common.pojo.PojoMethodCall.execute(PojoMethodCall.java:525) at deployment.iw-preview.war//com.interwoven.livesite.external.ExternalCall.execute(ExternalCall.java:156) at deployment.iw-preview.war//com.interwoven.livesite.runtime.model.component.Component.executeExternal(Component.java:417) ... 62 more Caused by: java.lang.RuntimeException: Could not invoke method: getMetaLink, reason: Not valid when pre-rendering. at deployment.iw-preview.war//com.interwoven.livesite.common.util.ClassUtils.executeMethod(ClassUtils.java:113) at deployment.iw-preview.war//com.interwoven.livesite.common.pojo.PojoMethodCall.executeMethod(PojoMethodCall.java:466) at deployment.iw-preview.war//com.interwoven.livesite.common.pojo.PojoMethodCall.execute(PojoMethodCall.java:520) ... 64 more Caused by: java.lang.reflect.InvocationTargetException at jdk.internal.reflect.GeneratedMethodAccessor2290.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 deployment.iw-preview.war//com.interwoven.livesite.common.util.ClassUtils.executeMethod(ClassUtils.java:105) ... 66 more Caused by: java.lang.UnsupportedOperationException: Not valid when pre-rendering. at deployment.iw-preview.war//com.interwoven.livesite.business.generate.PrerenderingServletContext.getRealPath(PrerenderingServletContext.java:226) at deployment.iw-preview.war//com.dbs.sg.flp.utils.Utils.getAppProperties(Utils.java:389) at deployment.iw-preview.war//com.dbs.sg.flp.utils.SiteContextToggleUtil.getHostName(SiteContextToggleUtil.java:132) at deployment.iw-preview.war//com.dbs.sg.flp.utils.SiteContextToggleUtil.getCDNHostName(SiteContextToggleUtil.java:160) at deployment.iw-preview.war//com.dbs.sg.flp.external.HeadInjection.getMetaLink(HeadInjection.java:114) ... 70 more