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Target Unreachable, identifier 'valeursMBean' resolved to null
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created by <a href="http://community.jboss.org/people/yasser_z">yasser zairi</a> in <i>JBoss Tools</i> - <a href="http://community.jboss.org/message/615897#615897">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi, </p><p>i'm a newbie to webapp developpment and i'm stuck to a crucial error.</p><p>actually i got an ERROR when i start my page.</p><p>this is the page i wanted to display:</p><p>__________________________________________________________________________</p><p><span><ui:composition xmlns="</span><a class="jive-link-external-small" href="http://www.w3.org/1999/xhtml" target="_blank">http://www.w3.org/1999/xhtml</a><span>"</span></p><p><span>      xmlns:ui="</span><a class="jive-link-external-small" href="http://java.sun.com/jsf/facelets" target="_blank">http://java.sun.com/jsf/facelets</a><span>"</span></p><p><span>      xmlns:h="</span><a class="jive-link-external-small" href="http://java.sun.com/jsf/html" target="_blank">http://java.sun.com/jsf/html</a><span>"</span></p><p><span>      xmlns:f="</span><a class="jive-link-external-small" href="http://java.sun.com/jsf/core" target="_blank">http://java.sun.com/jsf/core</a><span>"</span></p><p><span>      xmlns:a4j="</span><a class="jive-link-external-small" href="http://richfaces.org/a4j" target="_blank">http://richfaces.org/a4j</a><span>"</span></p><p><span>      xmlns:rich="</span><a class="jive-link-external-small" href="http://richfaces.org/rich" target="_blank">http://richfaces.org/rich</a><span>"></span></p><p>        <h:form></p><p>            <rich:spacer height="30" /></p><p>            <rich:scrollableDataTable frozenColCount="1" height="400px" </p><p>                width="700px" id="ValReftable" var="valmob"</p><p>                value="#{valeursMBean.valeurefList}" sortMode="single" binding="#{valeursMBean.valeurTable}"></p><p>                <rich:column id="make"></p><p>                    <f:facet name="header"><h:outputText styleClass="headerText" value="idvaleurRef" /></f:facet></p><p>                    <h:outputText value="#{valmob.idValeurRef}" /></p><p>                </rich:column></p><p>                <rich:column id="model"></p><p>                    <f:facet name="header"><h:outputText styleClass="headerText" value="CodeIsin" /></f:facet></p><p>                    <h:outputText value="#{valmob.codeIsin}" /></p><p>                </rich:column></p><p>                <rich:column id="price"></p><p>                    <f:facet name="header"><h:outputText styleClass="headerText" value="Categorie" /></f:facet></p><p>                    <h:outputText value="#{valmob.categorie}" /></p><p>                </rich:column></p><p>                <rich:column id="mileage"></p><p>                    <f:facet name="header"><h:outputText styleClass="headerText" value="Etat" /></f:facet></p><p>                    <h:outputText value="#{valmob.etat}" /></p><p>                </rich:column></p><p>                <rich:column width="200px" id="vin"></p><p>                    <f:facet name="header"><h:outputText styleClass="headerText" value="Denomination" /></f:facet></p><p>                    <h:outputText value="#{valmob.denimination}" /></p><p>                </rich:column></p><p>                <rich:column id="stock"></p><p>                    <f:facet name="header"><h:outputText styleClass="headerText" value="Date Echeance" /></f:facet></p><p>                    <h:outputText value="#{valmob.dateEcheance}" /></p><p>                </rich:column></p><p>            </rich:scrollableDataTable></p><p>            <rich:spacer height="20px"/></p><p>            <a4j:commandButton value="Save" reRender="table" </p><p>                action="#{dataTableScrollerBean.takeSelection}"/></p><p>    </h:form></p><p></ui:composition></p><p>_______________________________________________________________________</p><p>my Bean is :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>package cdvm.surv.web;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import java.io.Serializable;</p><p>import java.util.List;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.annotation.PostConstruct;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import org.richfaces.component.html.HtmlScrollableDataTable;</p><p>import org.springframework.beans.factory.annotation.Autowired;</p><p>import org.springframework.context.annotation.Scope;</p><p>import org.springframework.stereotype.Component;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import cdvm.surv.model.ValeurRef;</p><p>import cdvm.surv.service.ValeurRefService;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@Component("valeurMBean")</p><p>@Scope("session")</p><p>public class ValeursMBean implements Serializable {</p><p>    </p><p>    @Autowired</p><p>    private transient ValeurRefService valeurefService;</p><p>    private transient HtmlScrollableDataTable valeurTable;</p><p>    private List<ValeurRef> valeurefList;</p><p>    </p><p>    @PostConstruct</p><p>    public void init(){</p><p>        valeurefList = valeurefService.find();</p><p>    }</p><p>    </p><p>    // Getter and Setter</p><p>    public HtmlScrollableDataTable getValeurTable() {</p><p>        return valeurTable;</p><p>    }</p><p>    public void setValeurTable(HtmlScrollableDataTable valeurTable) {</p><p>        this.valeurTable = valeurTable;</p><p>    }</p><p>    public List<ValeurRef> getValeurefList() {</p><p>        return valeurefList;</p><p>    }</p><p>    public void setValeurefList(List<ValeurRef> valeurefList) {</p><p>        this.valeurefList = valeurefList;</p><p>    }</p><p>    </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>_______________________________________________________________________________</p><p>and the ERROR i get is :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>javax.servlet.ServletException: /GestionRef/Grid.jsp @11,110 binding="#{valeursMBean.valeurTable}": Target Unreachable, identifier 'valeursMBean' resolved to null</p><p> javax.faces.webapp.FacesServlet.service(FacesServlet.java:256)</p><p> org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:206)</p><p> org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)</p><p> org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:388)</p><p> org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:515)</p><p><strong>cause mère</strong> </p><pre class="jive-pre">javax.el.PropertyNotFoundException: /GestionRef/Grid.jsp @11,110 binding="#{valeursMBean.valeurTable}": Target Unreachable, identifier 'valeursMBean' resolved to null<br/>     com.sun.facelets.el.TagValueExpression.setValue(TagValueExpression.java:95)<br/>     com.sun.faces.application.ApplicationImpl.createComponent(ApplicationImpl.java:213)<br/>     com.sun.facelets.tag.jsf.ComponentHandler.createComponent(ComponentHandler.java:224)<br/>     com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:139)<br/>     com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)<br/>     com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:314)<br/>     com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:169)<br/>     com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)<br/>     com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:119)<br/>     com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)<br/>     com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)<br/>     com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248)<br/>     com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294)<br/>     com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273)<br/>     com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:140)<br/>     com.sun.facelets.tag.ui.IncludeHandler.apply(IncludeHandler.java:65)<br/>     com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)<br/>     com.sun.facelets.tag.ui.DefineHandler.applyDefinition(DefineHandler.java:64)<br/>     com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:131)<br/>     com.sun.facelets.impl.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:337)<br/>     com.sun.facelets.impl.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:307)<br/>     com.sun.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:68)<br/>     com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)<br/>     com.sun.facelets.tag.jsf.core.ViewHandler.apply(ViewHandler.java:109)<br/>     com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)<br/>     com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)<br/>     com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)<br/>     com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)<br/>     com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248)<br/>     com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294)<br/>     com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273)<br/>     com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:140)<br/>     com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:113)<br/>     com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)<br/>     com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)<br/>     com.sun.facelets.impl.DefaultFacelet.apply(DefaultFacelet.java:95)<br/>     com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:524)<br/>     com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:567)<br/>     org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:100)<br/>     org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:176)<br/>     com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106)<br/>     com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)<br/>     com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144)<br/>     javax.faces.webapp.FacesServlet.service(FacesServlet.java:245)<br/>     org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:206)<br/>     org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)<br/>     org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:388)<br/>     org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:515)<br/><br/>any suggestions are welcomed<br/>Regards<br/></pre></div>
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