WebJan 20, 2014 · Solution 1. Saddam, probably you may be right, but After postback i have show the selected file in file upload control as well. i tried to set fileupload controls on most of events if page, even on the Unload. but I found that FileUpload1.HasFiles shown true, which means fileupload selected file are getting lose after Page_Unload. WebSep 9, 2013 · Solution 1. Hi, When user upload the file save immedaitley into some local folder / save in server (Create temporary folder). When page refresh take uploaded file from local folder / from server temporary folder. Once user saved succesfully delete from local folder /server temporary folder. Thank you and best regards.
How to Maintain FileUpload Control’s State after PostBack
WebApr 23, 2009 · The answer is by just changing the Trigger of the upload button from AsyncPostBackTrigger to PostBackTrigger. This means that even if the FileUpload control is inside UpdatePanel still there will be a Full Postback when upload button is clicked. To test it out I developed a small application with a FileUpload control and two buttons. WebOct 24, 2012 · Only the section in web page which needs to be refreshed gets postback; We know that we can upload file to server using File upload control. However, if we use file upload control inside update panel, then it doesn't works. The reason for this is that file upload control doesn't work with asynchronous postback. In this article, we would be ... fun stuff to do in wilmington nc
[Solved] Maintain state of FileUpload control and preserve file across
WebJan 16, 2024 · Instead you need to re-architect how your page works such that you don't need to maintain the file upload state. For example if the postback is to add new upload controls then you could add the new controls via javascript to avoid the postback, or add say 10 upload controls but hide 9 and then rather than add new controls you simply … WebMay 23, 2012 · Solution 1. No, it is not possible to set an initial value for a element. The reason for this constraint (which is enforced by the browser, not by ASP.NET) is security. Consider the consequences of a malicious website owner placing the following in a form: HTML. . WebApr 5, 2016 · Apr 5 2016 12:56 AM. After postback fileupload control is not holding the files. i have checked with/without update panel. session using but it is also not displaying the files. plz help. fun stuff to do on halloween