为什么EntityBeans 不能发布阿

ejb-jar.xml时这样的
 各位老大帮帮忙阿，我3天了，还困在原地
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE ejb-jar PUBLIC "-//Sun Microsystems, Inc.//DTD Enterprise JavaBeans 2.0//EN" "http://java.sun.com/dtd/ejb-jar_2_0.dtd">
<ejb-jar>
    <enterprise-beans>
        <entity>
            <display-name>BackInAchieve</display-name>
            <ejb-name>BackInAchieve</ejb-name>
            <local-home>bmp.BackInAchieveHome</local-home>
            <local>bmp.BackInAchieve</local>
            <ejb-class>bmp.BackInAchieveBean</ejb-class>
            <persistence-type>Container</persistence-type>
            <prim-key-class>java.lang.Integer</prim-key-class>
            <reentrant>False</reentrant>
            <cmp-version>2.x</cmp-version>
            <abstract-schema-name>BackInAchieve</abstract-schema-name>
            <cmp-field>
                <field-name>id</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>contactId</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>backDate</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>firstAmount</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>firstPiece</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>thirdAmount</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>thirdPiece</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>otherAmount</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>otherPiece</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>shortAmount</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>shortPiece</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>changeAmount</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>changePiece</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>res</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>inId</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>spec</field-name>
            </cmp-field>
            <primkey-field>id</primkey-field>
        </entity>
    </enterprise-beans>
    <assembly-descriptor>
        <container-transaction>
            <method>
                <ejb-name>BackInAchieve</ejb-name>
                <method-name>*</method-name>
            </method>
            <trans-attribute>Required</trans-attribute>
        </container-transaction>
    </assembly-descriptor>
</ejb-jar>