In other words, the server fulfilled the request (meaning the HTTP readystate is 4), but is probably not returning the data expected by the client.
换句话说,服务器履行了请求(即HTTP就绪状态是4)但是没有返回客户机预期的数据。
2
Device drivers either were notready or were in a pitiful state at launch, causing all manner of problems with customers attempting to upgrade their PC from Windows XP.