Hello,
i'm using <s:selectItems and i have an exception

this is my code

<h:selectOneMenu id="selectOneSituationDeFamille" value="#{collaborateurHome.instance.situationDeFamille}" >
|        <s:selectItems value="#{collaborateurHome.situationFamilleMap.keySet}" var="situationFamilleIterator" label="#{collaborateurHome.situationFamilleMap[situationFamilleIterator]}" id="selectSituations"/>
| </h:selectOneMenu>

situationFamilleMap is a Map<String,String>


Exception:

GRAVE: Error Rendering View[/CollaborateurEdit.xhtml]
| javax.faces.el.PropertyNotFoundException: /CollaborateurEdit.xhtml @201,199 label="#{collaborateurHome.situationFamilleMap[situationFamilleIterator]}": Bean: com.fitnetapplication.resources.model.CollaborateurHome_$$_javassist_143, property: situationFamilleMap
|  at com.sun.facelets.el.LegacyValueBinding.getValue (LegacyValueBinding.java:58)
|  at org.jboss.seam.ui.JSF.getStringValue(JSF.java:186)
|  at org.jboss.seam.ui.UISelectItems.getLabel(UISelectItems.java:109)
|  at org.jboss.seam.ui.UISelectItems.asSelectItems(UISelectItems.java:223)
|  at org.jboss.seam.ui.UISelectItems.getValue(UISelectItems.java:170)
|  at org.apache.myfaces.util.SelectItemsIterator.hasNext (SelectItemsIterator.java:103)
|  at org.apache.myfaces.renderkit.RendererUtils.internalGetSelectItemList (RendererUtils.java:485)
|  at org.apache.myfaces.renderkit.RendererUtils.getSelectItemList (RendererUtils.java:461)
|  at org.apache.myfaces.renderkit.html.HtmlRendererUtils.internalRenderSelect (HtmlRendererUtils.java:272)
|  at org.apache.myfaces.renderkit.html.HtmlRendererUtils.renderMenu (HtmlRendererUtils.java:246)
|  at org.apache.myfaces.renderkit.html.HtmlMenuRendererBase.encodeEnd (HtmlMenuRendererBase.java:54)
|  at javax.faces.component.UIComponentBase.encodeEnd (UIComponentBase.java:331)
|  at org.jboss.seam.ui.JSF.renderChild(JSF.java:180)
|  at org.jboss.seam.ui.JSF.renderChildren(JSF.java:162)
|  at org.jboss.seam.ui.JSF.renderChild(JSF.java:178)
|  at org.jboss.seam.ui.JSF.renderChildren(JSF.java:162)
|  at org.jboss.seam.ui.UIDecorate.encodeChildren(UIDecorate.java:234)
|  at org.apache.myfaces.renderkit.RendererUtils.renderChild (RendererUtils.java:444)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.renderChildren (HtmlGridRendererBase.java:203)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.encodeEnd (HtmlGridRendererBase.java:85)
|  at javax.faces.component.UIComponentBase.encodeEnd (UIComponentBase.java:331)
|  at org.apache.myfaces.renderkit.RendererUtils.renderChild (RendererUtils.java:450)
|  at org.apache.myfaces.renderkit.RendererUtils.renderChildren (RendererUtils.java:427)
|  at org.apache.myfaces.renderkit.RendererUtils.renderChild (RendererUtils.java:448)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.renderChildren (HtmlGridRendererBase.java:203)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.encodeEnd (HtmlGridRendererBase.java:85)
|  at javax.faces.component.UIComponentBase.encodeEnd (UIComponentBase.java:331)
|  at org.apache.myfaces.renderkit.RendererUtils.renderChild (RendererUtils.java:450)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.renderChildren (HtmlGridRendererBase.java:203)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.encodeEnd (HtmlGridRendererBase.java:85)
|  at javax.faces.component.UIComponentBase.encodeEnd (UIComponentBase.java:331)
|  at org.apache.myfaces.renderkit.RendererUtils.renderChild (RendererUtils.java:450)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.renderChildren (HtmlGridRendererBase.java:203)
|  at org.apache.myfaces.renderkit.html.HtmlGridRendererBase.encodeEnd (HtmlGridRendererBase.java:85)
|  at javax.faces.component.UIComponentBase.encodeEnd (UIComponentBase.java:331)
|  at com.sun.facelets.tag.jsf.ComponentSupport.encodeRecursive (ComponentSupport.java:252)
|  at com.sun.facelets.tag.jsf.ComponentSupport.encodeRecursive (ComponentSupport.java:249)
|  at com.sun.facelets.FaceletViewHandler.renderView (FaceletViewHandler.java:573)
|  at org.ajax4jsf.framework.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108)
|  at org.ajax4jsf.framework.ajax.AjaxViewHandler.renderView(AjaxViewHandler.java:229)
|  at org.apache.myfaces.lifecycle.LifecycleImpl.render (LifecycleImpl.java:352)
|  at javax.faces.webapp.FacesServlet.service (FacesServlet.java:107)
|  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:252)
|  at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:173)
|  at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:63)
|  at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:60)
|  at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
|  at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
|  at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
|  at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57)
|  at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
|  at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:79)
|  at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
|  at org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:84)
|  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:202)
|  at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:173)
|  at org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:96)
|  at org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:220)
|  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:202)
|  at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:173)
|  at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter (ReplyHeaderFilter.java:96)
|  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:202)
|  at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:173)
|  at org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:213)
|  at org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:178)
|  at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke (SecurityAssociationValve.java:175)
|  at org.apache.catalina.authenticator.AuthenticatorBase.invoke (AuthenticatorBase.java:432)
|  at org.jboss.web.tomcat.security.JaccContextValve.invoke (JaccContextValve.java:74)
|  at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:126)
|  at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:105)
|  at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156)
|  at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:107)
|  at org.apache.catalina.connector.CoyoteAdapter.service (CoyoteAdapter.java:148)
|  at org.apache.coyote.http11.Http11Processor.process (Http11Processor.java:869)
|  at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
|  at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket (PoolTcpEndpoint.java:527)
|  at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run (MasterSlaveWorkerThread.java:112)
|  at java.lang.Thread.run (Thread.java:595)


Can I use the method keySet? (value="#{collaborateurHome.situationFamilleMap.keySet}" )
what's the problem, because i didn't understand it?

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