Why don't file uploads work during async postbacks?

re: Why don't file uploads work during async postbacks?

ysatish — Tue, 28 Jul 2009 11:42:13 GMT

thanks man by i used "PostBackTrigger" trigger and then i can upload the image

UpdatePanel支持上传文件（转老赵）

Peter Yao — Fri, 26 Jun 2009 05:36:29 GMT

在一年多前我发布了一系列文章（让UpdatePanel支持文件上传（1）、（2）、（3）、（4）、（5）），设法让UpdatePanel支持上传文件。可惜缺陷无数，当时收到了无数bugreport但...

让UpdatePanel支持上传文件

楚留香帅 — Sun, 19 Apr 2009 14:53:04 GMT

客户端通信替换机制 UpdatePanel从一开始就无法支持AJAX的文件上传方式。EilonLipton写了一篇文章解释了这个问题的原因。文章中提供了两个绕开此问题的方法：

将

让UpdatePanel支持上传文件

楚留香帅 — Sun, 19 Apr 2009 14:51:49 GMT

让UpdatePanel支持文件上传

nacarat — Wed, 01 Oct 2008 04:34:21 GMT

让UpdatePanel支持文件上传（1）：开始 UpdatePanel从一开始就无法支持AJAX的文件上传方式。EilonLipton写了一篇文章解释了这个问题的原因。文章中提供了两个...

The Future of ASP.NET AJAX @ ZDima.net

The Future of ASP.NET AJAX @ ZDima.net — Wed, 16 Jul 2008 10:52:36 GMT

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The future of ASP.NET AJAX | Encosia

The future of ASP.NET AJAX | Encosia — Tue, 15 Jul 2008 07:42:19 GMT

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re: Why don't file uploads work during async postbacks?

santosh lokhande — Fri, 23 May 2008 14:44:03 GMT

<asp:PostBackTrigger ControlID ="imgbtnAddCustomAppln" />

</Triggers>

I have faced the same problem for uploading file with ajax update panel but

i just added the trigger fot the ImageButton "imgbtnAddCustomAppln" as shown in abaove line and my code started working

I have used First option from above two options ....thnx have a great fun

更新：让UpdatePanel支持上传文件

Jeffrey Zhao — Sat, 03 May 2008 08:30:42 GMT

在一年多前我发布了一系列文章（

re: Why don't file uploads work during async postbacks?

Geoff — Thu, 17 Jan 2008 17:30:36 GMT

IIts easy enough to create the PostBack trigger to make the appropriate button to a full postback if all you are using in a normal form, but what do you do when you are using a FormView or other such template based control? How do you handle it then since you cannot create the proper trigger now?