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SessionScopedアノテーションの指定において、javax.enterprise.context.SessionScopedをインポートされていますか？javax.faces.bean.SessionScopedをインポートしているということは無いでしょうか。
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単純なサンプルですが、以下だとSessionは保持できています。
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```HTML
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<html xmlns="http://www.w3.org/1999/xhtml"
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xmlns:h="http://xmlns.jcp.org/jsf/html">
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<h:head>
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<title>JSF Page1</title>
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</h:head>
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<h:body>
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<h:form>
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<h:outputText value="#{bbPage1.atext}" />
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<h:inputText value="#{bbPage1.atext}" />
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<h:commandLink value="リンク" action="#{bbPage1.nextpage()}" />
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</h:form>
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</h:body>
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</html>
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```
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```Java
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package beans;
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import java.io.Serializable;
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import javax.annotation.PostConstruct;
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import javax.enterprise.context.SessionScoped;
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import javax.inject.Named;
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@Named
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@SessionScoped
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public class BbPage1 implements Serializable{
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String Atext;
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@PostConstruct
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public void init(){
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System.out.println("in BbPage1 init");
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Atext="input text";
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}
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public String nextpage(){
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return "page2";
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}
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public String getAtext() {
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return Atext;
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}
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public void setAtext(String Atext) {
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this.Atext = Atext;
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}
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}
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```
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```HTML
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<html xmlns="http://www.w3.org/1999/xhtml"
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xmlns:h="http://xmlns.jcp.org/jsf/html">
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<h:head>
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<title>JSF Page2</title>
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</h:head>
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<h:body>
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<h:form>
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<h:outputText value="#{bbPage2.atext}" />
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<h:inputText value="#{bbPage2.atext}" />
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<h:commandLink value="リンク" action="#{bbPage2.nextpage()}" />
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</h:form>
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</h:body>
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</html>
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```
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```Java
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package beans;
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import java.io.Serializable;
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import javax.annotation.PostConstruct;
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import javax.enterprise.context.SessionScoped;
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import javax.inject.Named;
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@Named
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@SessionScoped
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public class BbPage2 implements Serializable{
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String Atext;
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@PostConstruct
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public void init(){
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System.out.println("in BbPage2 init");
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Atext="input text";
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}
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public String nextpage(){
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return "page1";
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}
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public String getAtext() {
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return Atext;
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}
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public void setAtext(String Atext) {
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this.Atext = Atext;
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}
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}
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```
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環境はGlassFish4.1でIDEはNetBeans8.0.2になります。
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