<![CDATA[java.lang.RuntimeException: Failed to execute rules and externals
at com.interwoven.livesite.runtime.model.component.Component.executeExternal(Component.java:455)
at com.interwoven.livesite.runtime.model.page.RuntimeComponent.buildComponentTransformData(RuntimeComponent.java:269)
at com.interwoven.livesite.runtime.model.page.RuntimeComponent.transform(RuntimeComponent.java:367)
at com.interwoven.livesite.runtime.model.page.RuntimeComponent.transform(RuntimeComponent.java:338)
at com.interwoven.livesite.runtime.page.PageTokenVariableComponent.transformComponent(PageTokenVariableComponent.java:315)
at com.interwoven.livesite.runtime.page.PageTokenVariableComponent.renderAndCache(PageTokenVariableComponent.java:147)
at com.interwoven.livesite.runtime.page.PageTokenVariableComponent.preRender(PageTokenVariableComponent.java:102)
at com.interwoven.livesite.runtime.page.PageTokenContainer.preRender(PageTokenContainer.java:260)
at com.interwoven.livesite.runtime.model.page.RuntimePage.transformAndOutput(RuntimePage.java:429)
at com.interwoven.livesite.runtime.model.page.RuntimePage.transformAndOutput(RuntimePage.java:410)
at com.interwoven.livesite.runtime.rendering.RenderingManager.doOutputPage(RenderingManager.java:1249)
at com.interwoven.livesite.runtime.rendering.RenderingManager.renderPageGoal(RenderingManager.java:340)
at com.interwoven.livesite.runtime.rendering.RenderingManager.render(RenderingManager.java:248)
at com.interwoven.livesite.runtime.filter.LiveSiteFilter.doFilter(LiveSiteFilter.java:129)
at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:236)
at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283)
at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:767)
at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:697)
at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:889)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.RuntimeException: Execution exception in com.interwoven.livesite.external.ExternalCall@1e7f11e[object=edu.llu.iwov.livesite.external.impl.Breadcrumb,method=public org.dom4j.Document displayBreadcrumb(com.interwoven.livesite.runtime.RequestContext,),scope=global,parameters={},prefixCalls=[]]
at com.interwoven.livesite.common.pojo.PojoMethodCall.execute(PojoMethodCall.java:460)
at com.interwoven.livesite.external.ExternalCall.execute(ExternalCall.java:142)
at com.interwoven.livesite.runtime.model.component.Component.executeExternal(Component.java:426)
... 31 more
Caused by: java.lang.RuntimeException: Could not invoke method: displayBreadcrumb, reason: null
at com.interwoven.livesite.common.util.ClassUtils.executeMethod(ClassUtils.java:113)
at com.interwoven.livesite.common.pojo.PojoMethodCall.executeMethod(PojoMethodCall.java:401)
at com.interwoven.livesite.common.pojo.PojoMethodCall.execute(PojoMethodCall.java:455)
... 33 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.GeneratedMethodAccessor68.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.interwoven.livesite.common.util.ClassUtils.executeMethod(ClassUtils.java:105)
... 35 more
Caused by: java.lang.NullPointerException
at edu.llu.iwov.livesite.external.impl.Breadcrumb.displayBreadcrumb(Breadcrumb.java:112)
... 39 more
]]> Center for Dental Research
Clinical Research Core
Clinical research team adheres to Good Clinical Practices Guidelines. Our expertise includes the following diverse fields, ranging from concept studies to FDA Phase III clinical trials:
- Clinical assessment of oral health
- Dental caries
- Gingivitis
- Dental plaque
- Oral malodor
- Clinical evaluation of safety and/or efficacy of dental materials and products
- Dentifrice
- Mouthrinse
- Toothbrush
- Tooth whitening
- Dental implant
- Prosthetics including dentures, crowns and fixed bridges
- Restorative and bonding materials
- Dental lasers
- CAD/CAM
- Esthetic dentistry: enamel surface characterization
- Color
- Gloss
- Tooth whitening systems
- Epidemiological investigation.
- Development of clinical research protocols
- Training clinical research professionals
