按照学习手册录制预订机票例子,将出发点New York进行参数化Data table,departure列表里是出发点下拉列表的New York和Portland,但运行脚本的时候到这个地方QTP就提示Cannot identify the specified item of the fromPort object,Confilm that the apecified item is include in the object's item collecton请问要怎么处理一下,谢谢!:handshake