Erro em aplicação Seam

&lt?xml version="1.0" ?&gt
<web-app xmlns="http://java.sun.com/xml/ns/j2ee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"
         version="2.4">

    <!-- Ajax4jsf (must come first!) -->
    
    <filter>
        <display-name>Ajax4jsf Filter</display-name>
        <filter-name>ajax4jsf</filter-name>
        <filter-class>org.ajax4jsf.Filter</filter-class>
    </filter>
    
    <filter-mapping>
        <filter-name>ajax4jsf</filter-name>
        <url-pattern>*.seam</url-pattern>
    </filter-mapping>
    
    <context-param>
        <param-name>org.ajax4jsf.VIEW_HANDLERS</param-name>
        <param-value>org.jboss.seam.ui.facelet.SeamFaceletViewHandler</param-value>
    </context-param>
    
    <context-param>
        <param-name>org.ajax4jsf.SKIN</param-name>
        <param-value>blueSky</param-value>
    </context-param>
 
   <!-- Seam -->
    
   <listener>
      <listener-class>org.jboss.seam.servlet.SeamListener</listener-class>
   </listener>
    
    <filter>
        <filter-name>Seam Filter</filter-name>
        <filter-class>org.jboss.seam.web.SeamFilter</filter-class>
    </filter>

    <filter-mapping>
        <filter-name>Seam Filter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
        
   <servlet>
      <servlet-name>Seam Resource Servlet</servlet-name>
      <servlet-class>org.jboss.seam.servlet.ResourceServlet</servlet-class>
   </servlet>
    
   <servlet-mapping>
      <servlet-name>Seam Resource Servlet</servlet-name>
      <url-pattern>/seam/resource/*</url-pattern>
   </servlet-mapping>
   
   <!-- MyFaces -->   

   <listener>
      <listener-class>org.apache.myfaces.webapp.StartupServletContextListener</listener-class>
   </listener>
   
   <!-- Facelets development mode (disable in production) -->
   
   <context-param>
      <param-name>facelets.DEVELOPMENT</param-name>
      <param-value>true</param-value>
   </context-param>
    
   <!-- JSF -->
    
   <context-param>
      <param-name>javax.faces.STATE_SAVING_METHOD</param-name>
      <param-value>client</param-value>
   </context-param>
    
   <context-param>
      <param-name>javax.faces.DEFAULT_SUFFIX</param-name>
      <param-value>.xhtml</param-value>
   </context-param>

   <servlet>
      <servlet-name>Faces Servlet</servlet-name>
      <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
      <load-on-startup>1</load-on-startup>
   </servlet>
    
   <servlet-mapping>
      <servlet-name>Faces Servlet</servlet-name>
      <url-pattern>*.seam</url-pattern>
   </servlet-mapping>
                  
   <security-constraint> 
       <display-name>Restrict raw XHTML Documents</display-name>
       <web-resource-collection>
           <web-resource-name>XHTML</web-resource-name>
           <url-pattern>*.xhtml</url-pattern>
       </web-resource-collection>
       <auth-constraint>
           <role-name>NONE</role-name>
       </auth-constraint>
   </security-constraint>
   
</web-app>

&lt?xml version="1.0" encoding="UTF-8"?&gt
<components xmlns="http://jboss.com/products/seam/components"
            xmlns:core="http://jboss.com/products/seam/core"
            xmlns:drools="http://jboss.com/products/seam/drools"
            xmlns:security="http://jboss.com/products/seam/security"
            xmlns:mail="http://jboss.com/products/seam/mail"
            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
            xsi:schemaLocation=
                "http://jboss.com/products/seam/core http://jboss.com/products/seam/core-1.2.xsd 
                 http://jboss.com/products/seam/drools http://jboss.com/products/seam/drools-1.2.xsd
                 http://jboss.com/products/seam/security http://jboss.com/products/seam/security-1.2.xsd
                 http://jboss.com/products/seam/mail http://jboss.com/products/seam/mail-1.2.xsd
                 http://jboss.com/products/seam/components http://jboss.com/products/seam/components-1.2.xsd">

   <core:init debug="@debug@" jndi-pattern="@jndiPattern@"/>
     
   <core:manager concurrent-request-timeout="500" 
                 conversation-timeout="120000" 
                 conversation-id-parameter="cid" 
                 conversation-is-long-running-parameter="clr"/>
    
   <core:managed-persistence-context name="entityManager"
                              auto-create="true"
               persistence-unit-jndi-name="java:/PauloSeamEntityManagerFactory"/>
               
   <core:ejb installed="@embeddedEjb@"/>
   
   <drools:rule-base name="securityRules">
       <drools:rule-files>
           <value>/security.drl</value>
       </drools:rule-files>
   </drools:rule-base>

   <security:identity authenticate-method="#{authenticator.authenticate}"
                           security-rules="#{securityRules}"/>
   
   <event type="org.jboss.seam.notLoggedIn">
       <action expression="#{redirect.captureCurrentView}"/>
   </event>
   <event type="org.jboss.seam.postAuthenticate">
       <action expression="#{redirect.returnToCapturedView}"/>
   </event>
   
   <mail:mail-session host="localhost" port="2525" username="test" password="test" />
        
   <!-- For use with jBPM pageflow or process management -->
   <!--  
   <core:jbpm>
      <core:process-definitions></core:process-definitions>
      <core:pageflow-definitions></core:pageflow-definitions>
   </core:jbpm>
   -->
      
</components>

&lt?xml version='1.0' encoding='UTF-8'?&gt
<!DOCTYPE faces-config PUBLIC
          "-//Sun Microsystems, Inc.//DTD JavaServer Faces Config 1.1//EN"
          "http://java.sun.com/dtd/web-facesconfig_1_1.dtd">

<faces-config>

   <application>
      <message-bundle>messages</message-bundle>
      <!-- Disabled when using Ajax4JSF -->
      <!--
      <view-handler>org.jboss.seam.ui.facelet.SeamFaceletViewHandler</view-handler>
      -->
   </application>

   <!-- Seam transaction management -->
   <lifecycle>
      <phase-listener>org.jboss.seam.jsf.TransactionalSeamPhaseListener</phase-listener>
   </lifecycle>
    
   <!-- No Seam transaction management -->
   <!--  
   <lifecycle>
      <phase-listener>org.jboss.seam.jsf.SeamPhaseListener</phase-listener>
   </lifecycle>
   -->

</faces-config>

&lt?xml version="1.0" encoding="UTF-8"?&gt
<!-- Persistence deployment descriptor for dev profile -->
<persistence xmlns="http://java.sun.com/xml/ns/persistence" 
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd" 
             version="1.0">
             
   <persistence-unit name="PauloSeam" transaction-type="JTA">
      <provider>org.hibernate.ejb.HibernatePersistence</provider>
      <jta-data-source>java:/PauloSeamDatasource</jta-data-source>
      <properties>
         <property name="hibernate.hbm2ddl.auto" value="validate"/>
         <property name="hibernate.cache.use_query_cache" value="true"/>
         <property name="hibernate.jdbc.batch_size" value="20"/>
         <property name="jboss.entity.manager.factory.jndi.name" value="java:/PauloSeamEntityManagerFactory"/>
         <property name="hibernate.default_schema" value=""/>
      </properties>
   </persistence-unit>
    
</persistence>

<datasources>
  
  <local-tx-datasource>
    <jndi-name>jdbc/EntityManagerFactory</jndi-name>
    <use-java-context>false</use-java-context>
    <connection-url>jdbc:mysql://localhost:3306/minhabase</connection-url>
    <driver-class>com.mysql.jdbc.Driver</driver-class>
    <user-name>root</user-name>
    <password>123</password>
    <exception-sorter-class-name>org.jboss.resource.adapter.jdbc.vendor.MySQLExceptionSorter</exception-sorter-class-name>
    
    <metadata>
       <type-mapping>mySQL</type-mapping>
    </metadata>
  </local-tx-datasource>	
  
</datasources>