《求助》Identify is not mapped [select count(*) from Identify ]

错误：
Struts has detected an unhandled exception: Messages: Identify is not mapped [select count(*) from Identify ] 
 
File: org/hibernate/hql/internal/ast/util/SessionFactoryHelper.java 
Line number: 180 
--------------------------------------------------------------------------------Stacktraces
org.hibernate.hql.internal.ast.QuerySyntaxException: Identify is not mapped [select count(*) from Identify ] 
    org.hibernate.hql.internal.ast.util.SessionFactoryHelper.requireClassPersister(SessionFactoryHelper.java:180)
    org.hibernate.hql.internal.ast.tree.FromElementFactory.addFromElement(FromElementFactory.java:110)
    org.hibernate.hql.internal.ast.tree.FromClause.addFromElement(FromClause.java:93)
appraise.hbm.xml
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 4.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<!-- student.hbm.xml -->
<hibernate-mapping>
    <class name="willow.entity.science.Appraise" table="identify" catalog="hawk">
        <id name="id" type="java.lang.String">
            <column name="id" length="25"><comment>序号</comment></column>
            <generator class="assigned" />
        </id>
        <property name="rname" type="java.lang.String">
            <column name="name" length="25"><comment>成果名称</comment></column>
        </property>
        <property name="author" type="java.lang.String">
            <column name="author" length="19"><comment>完成人</comment></column>
        </property>
        <property name="organization" type="java.lang.String">
            <column name="organization" length="20"><comment>主持鉴定单位</comment></column>
        </property>
        <property name="itime" type="java.lang.String">
            <column name="itime" length="20"><comment>鉴定日期</comment></column>
        </property>
        <property name="ranking" type="java.lang.String">
            <column name="ranking" length="50"><comment>排名</comment></column>
        </property>
        <property name="rtime" type="java.lang.String">
            <column name="rtime" length="15"><comment>登记年份</comment></column>
        </property>
              
       
        <many-to-one name="result" column="result" not-null="true"/>
         <many-to-one name="project" column="project" not-null="true"/>
    </class>
</hibernate-mapping>