Unable to locate class [WxuserByTechnitian]

 org.hibernate.hql.internal.ast.QuerySyntaxException: Unable to locate class [WxuserByTechnitian] [SELECT new  WxuserByTechnitian(u.wxUserWeixiuyuanId AS wxUserWeixiuyuanId,u.uploadImg AS uploadImg,u.wxUserRealname AS wxUserRealname)FROM com.IIF5.entity.WxUser u  WHERE u.wxUserUserType = 1 AND u.idwxUser IN (SELECT wxUserRole.userId FROM com.IIF5.entity.WxUserRole wxUserRole WHERE wxUserRole.roleId =2 ) AND u.wxUserWeixiuyuanId IS NOT NULL]
	at org.hibernate.hql.internal.ast.QuerySyntaxException.convert(QuerySyntaxException.java:54)
	at org.hibernate.hql.internal.ast.QuerySyntaxException.convert(QuerySyntaxException.java:47)
	at org.hibernate.hql.internal.ast.ErrorCounter.throwQueryException(ErrorCounter.java:79)
	at org.hibernate.hql.internal.ast.QueryTranslatorImpl.analyze(QueryTranslatorImpl.java:257)
	at org.hibernate.hql.internal.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:185)
	at org.hibernate.hql.internal.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:138)
	at org.hibernate.engine.query.spi.HQLQueryPlan.<init>(HQLQueryPlan.java:105)
	at org.hibernate.engine.query.spi.HQLQueryPlan.<init>(HQLQueryPlan.java:80)
	at org.hibernate.engine.query.spi.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:168)
	at org.hibernate.internal.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:221)
	at org.hibernate.internal.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:199)
	at org.hibernate.internal.SessionImpl.createQuery(SessionImpl.java:1784)
	at org.hibernate.ejb.AbstractEntityManagerImpl.createQuery(AbstractEntityManagerImpl.java:291)
	... 81 more

    

 @Override
    public List<WxuserByTechnitian> HeadImg()
    {
    	String hql = "SELECT new  WxuserByTechnitian(u.wxUserWeixiuyuanId AS wxUserWeixiuyuanId,u.uploadImg AS uploadImg,u.wxUserRealname AS wxUserRealname)" +
        		"FROM WxUser u  WHERE u.wxUserUserType = 1 AND " +
        		"u.idwxUser IN (SELECT wxUserRole.userId FROM WxUserRole wxUserRole WHERE wxUserRole.roleId =2 ) AND" +
        		" u.wxUserWeixiuyuanId IS NOT NULL";
        try
        {
        	 Query  query=getEntityManager().createQuery(hql)  ;
             List<WxuserByTechnitian> userByWxyId=    query.getResultList();
            return userByWxyId;
        } catch (NoResultException e)
        {
            return null;
        }
    }

   该错误是因为没有指定实体的具体包com.IIF5.entity.WxuserByTechnitian正确

 @Override
    public List<WxuserByTechnitian> HeadImg()
    {
    	String hql = "SELECT new com.IIF5.entity.WxuserByTechnitian(u.wxUserWeixiuyuanId AS wxUserWeixiuyuanId,u.uploadImg AS uploadImg,u.wxUserRealname AS wxUserRealname)" +
        		"FROM WxUser u  WHERE u.wxUserUserType = 1 AND " +
        		"u.idwxUser IN (SELECT wxUserRole.userId FROM WxUserRole wxUserRole WHERE wxUserRole.roleId =2 ) AND" +
        		" u.wxUserWeixiuyuanId IS NOT NULL";
        try
        {
        	 Query  query=getEntityManager().createQuery(hql)  ;
             List<WxuserByTechnitian> userByWxyId=    query.getResultList();
            return userByWxyId;
        } catch (NoResultException e)
        {
            return null;
        }
    }