p:dataTable with f:attribute: "argument type mismatch"

HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

javax.enterprise.event.ObserverException
	sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
	sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
	java.lang.reflect.Constructor.newInstance(Constructor.java:513)
	java.lang.Class.newInstance0(Class.java:355)
	java.lang.Class.newInstance(Class.java:308)
	org.jboss.weld.util.reflection.SecureReflections$16.work(SecureReflections.java:343)
	org.jboss.weld.util.reflection.SecureReflectionAccess.run(SecureReflectionAccess.java:52)
	org.jboss.weld.util.reflection.SecureReflectionAccess.runAsInstantiation(SecureReflectionAccess.java:173)
	org.jboss.weld.util.reflection.SecureReflections.newInstance(SecureReflections.java:340)
	org.jboss.weld.injection.Exceptions.rethrowException(Exceptions.java:33)
	org.jboss.weld.injection.Exceptions.rethrowException(Exceptions.java:73)
	org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:162)
	org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:241)
	org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:229)
	org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:207)
	org.jboss.weld.manager.BeanManagerImpl.notifyObservers(BeanManagerImpl.java:569)
	org.jboss.weld.manager.BeanManagerImpl.fireEvent(BeanManagerImpl.java:559)
	org.jboss.weld.manager.BeanManagerImpl.fireEvent(BeanManagerImpl.java:554)
	org.jboss.solder.servlet.exception.CatchExceptionFilter.doFilter(CatchExceptionFilter.java:74)
	org.jboss.solder.servlet.event.ServletEventBridgeFilter.doFilter(ServletEventBridgeFilter.java:74)
	com.ocpsoft.pretty.PrettyFilter.doFilter(PrettyFilter.java:145)
root cause

javax.servlet.ServletException: argument type mismatch
	javax.faces.webapp.FacesServlet.service(FacesServlet.java:606)
	org.jboss.weld.servlet.ConversationPropagationFilter.doFilter(ConversationPropagationFilter.java:62)
	org.jboss.solder.servlet.exception.CatchExceptionFilter.doFilter(CatchExceptionFilter.java:65)
	org.jboss.solder.servlet.event.ServletEventBridgeFilter.doFilter(ServletEventBridgeFilter.java:74)
	com.ocpsoft.pretty.PrettyFilter.doFilter(PrettyFilter.java:145)
root cause

java.lang.IllegalArgumentException: argument type mismatch
	sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	java.lang.reflect.Method.invoke(Method.java:597)
	javax.faces.component.UIComponentBase$AttributesMap.put(UIComponentBase.java:2399)
	javax.faces.component.UIComponentBase$AttributesMap.put(UIComponentBase.java:2283)
	com.sun.faces.facelets.tag.jsf.core.AttributeHandler.apply(AttributeHandler.java:117)
	javax.faces.view.facelets.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:98)
	javax.faces.view.facelets.DelegatingMetaTagHandler.applyNextHandler(DelegatingMetaTagHandler.java:137)
	org.richfaces.view.facelets.html.BehaviorsAddingComponentHandlerWrapper.applyNextHandler(BehaviorsAddingComponentHandlerWrapper.java:53)
	com.sun.faces.facelets.tag.jsf.ComponentTagHandlerDelegateImpl.apply(ComponentTagHandlerDelegateImpl.java:195)
	javax.faces.view.facelets.DelegatingMetaTagHandler.apply(DelegatingMetaTagHandler.java:120)
	javax.faces.view.facelets.DelegatingMetaTagHandler.applyNextHandler(DelegatingMetaTagHandler.java:137)
	org.richfaces.view.facelets.html.BehaviorsAddingComponentHandlerWrapper.applyNextHandler(BehaviorsAddingComponentHandlerWrapper.java:53)
	com.sun.faces.facelets.tag.jsf.ComponentTagHandlerDelegateImpl.apply(ComponentTagHandlerDelegateImpl.java:195)
	javax.faces.view.facelets.DelegatingMetaTagHandler.apply(DelegatingMetaTagHandler.java:120)
	javax.faces.view.facelets.DelegatingMetaTagHandler.applyNextHandler(DelegatingMetaTagHandler.java:137)
	org.richfaces.view.facelets.html.BehaviorsAddingComponentHandlerWrapper.applyNextHandler(BehaviorsAddingComponentHandlerWrapper.java:53)
	com.sun.faces.facelets.tag.jsf.ComponentTagHandlerDelegateImpl.apply(ComponentTagHandlerDelegateImpl.java:195)
	javax.faces.view.facelets.DelegatingMetaTagHandler.apply(DelegatingMetaTagHandler.java:120)
	javax.faces.view.facelets.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:98)
	com.sun.faces.facelets.tag.ui.DefineHandler.applyDefinition(DefineHandler.java:107)
	com.sun.faces.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:178)
	com.sun.faces.facelets.impl.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:395)
	com.sun.faces.facelets.impl.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:366)
	com.sun.faces.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:112)
	javax.faces.view.facelets.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:98)
	javax.faces.view.facelets.DelegatingMetaTagHandler.applyNextHandler(DelegatingMetaTagHandler.java:137)
	org.richfaces.view.facelets.html.BehaviorsAddingComponentHandlerWrapper.applyNextHandler(BehaviorsAddingComponentHandlerWrapper.java:53)
	com.sun.faces.facelets.tag.jsf.ComponentTagHandlerDelegateImpl.apply(ComponentTagHandlerDelegateImpl.java:195)
	javax.faces.view.facelets.DelegatingMetaTagHandler.apply(DelegatingMetaTagHandler.java:120)
	javax.faces.view.facelets.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:98)
	com.sun.faces.facelets.tag.jsf.core.ViewHandler.apply(ViewHandler.java:182)
	javax.faces.view.facelets.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:98)
	com.sun.faces.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:93)
	javax.faces.view.facelets.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:98)
	com.sun.faces.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:86)
	com.sun.faces.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:308)
	com.sun.faces.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:367)
	com.sun.faces.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:346)
	com.sun.faces.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:199)
	com.sun.faces.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:155)
	com.sun.faces.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:93)
	com.sun.faces.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:86)
	com.sun.faces.facelets.impl.DefaultFacelet.apply(DefaultFacelet.java:152)
	com.sun.faces.application.view.FaceletViewHandlingStrategy.buildView(FaceletViewHandlingStrategy.java:774)
	org.jboss.seam.faces.view.SeamViewDeclarationLanguage.buildView(SeamViewDeclarationLanguage.java:81)
	com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:100)
	com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
	com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
	javax.faces.webapp.FacesServlet.service(FacesServlet.java:594)
	org.jboss.weld.servlet.ConversationPropagationFilter.doFilter(ConversationPropagationFilter.java:62)
	org.jboss.solder.servlet.exception.CatchExceptionFilter.doFilter(CatchExceptionFilter.java:65)
	org.jboss.solder.servlet.event.ServletEventBridgeFilter.doFilter(ServletEventBridgeFilter.java:74)
	com.ocpsoft.pretty.PrettyFilter.doFilter(PrettyFilter.java:145)
note The full stack trace of the root cause is available in the JBoss Web/7.0.13.Final logs.

JBoss Web/7.0.13.Final