真是奇怪了...
GridView的删除事件...
 protected void GV_Portfolio_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        Conn_DB Conn = new Conn_DB();
        Conn.DB_Open();
        string ID = GV_Portfolio.DataKeys[0].Value.ToString();
        SqlCommand Del_Cmd = new SqlCommand("Delete From Portfolio Where Portfolio_ID='"+ID+"'",Conn.Conn);
        Del_Cmd.ExecuteNonQuery();
    }每次我点击删除一条数据后,我刷新页面,它就自动删除一条数据,我连点都不用点,它就自动自己删除了..