No result stype specified for result named 'success' UserTable is not mapped [from UserTable]; nested exception i Exception occurred during processing request: null

1.

No result stype specified for result named 'success'

        <package name="default" namespace="/"  extends="struts-default">

2.

UserTable is not mapped [from UserTable]; nested exception i

    this.getHibernateTemplate().find(); 出错。   在ssh中hql = “from user”,其中的user为实体类而非指定的数据库。

3.

Exception occurred during processing request: null

      在注入dao,service，action 时未注意到其中参数应该对应方法中的参数。尤其注意大小写。此类错误大抵是因为Spring中配置出错了，应该细心检查配置问题。