Value of two selectOneMenu will not set, just for one in the middle for Model. <s:div style="margin-top:5px"> | <h:form> | | <s:validateAll> | | <rich:panel> | <h:panelGroup id="frms"> | <h:panelGrid columns="2"> | <h:outputText value="FNr: "/> <h:outputText value="#{kfz.id}"/> | </h:panelGrid> | <h:panelGrid columns="3"> | <h:outputText value="Fabrikat: "/> | <h:panelGroup style="display:block"> | <a4j:region renderRegionOnly="false"> | <h:selectOneMenu id="hrs" value="#{kfz.hersteller}" required="true" converter="#{bearbkfz.herconverter}"> | <s:selectItems value="#{herstellersList}" var="her" label="#{her.bezeichnung}" noSelectionLabel="Bitte waehlen..." /> | <a4j:support event="onchange" | reRender="modelsel" /> | </h:selectOneMenu> | </a4j:region> | </h:panelGroup> | <h:message for="hrs" /> | | <h:outputText value="Modell:" /> | <h:panelGroup style="display:block" id="modelsel" > | <a4j:region renderRegionOnly="false"> | <h:selectOneMenu value="#{kfz.kfzmodel}" required="true" converter="#{bearbkfz.modconverter1}"> | <s:selectItems value="#{kfz.hersteller.kfzmodel}" var="md" label="#{md.bezeichnung}" noSelectionLabel="Bitte waehlen..." /> | </h:selectOneMenu> | </a4j:region> | </h:panelGroup> | <h:message for="modelsel" /> | | <h:outputText value="Filiale:" /> | <h:selectOneMenu id="fillsel" value="#{kfz.filliale}" required="true" converter="#{fillconverter}"> | <s:selectItems value="#{fillList}" var="md" label="#{md.bezeichnung}" noSelectionLabel="Bitte waehlen..." /> | </h:selectOneMenu> | <h:message for="fillsel" /> | | </h:panelGrid> | </h:panelGroup> | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4038931#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...