Apr 23, 2013 Hi, I have fileupload control in webpage and couple of control with autopostback true, if you select a file in fileupload control and page postback. Re: How to postback a page without the fileupload control losing the file attached? Halb. Feb 27, 2014 12:51 PM| geniusvishal| LINK You cannot maintain the state of fileupload on postback. When I select image using fileupload after state and city changes then record submitted with Image but when i select the image after that i did some changes with state and city on that time fileupload lost its selected file or files. What I do so that file still remains after postback. How I maintain file upload control when it is postback ASP.NET C#. File upload control lost the file. How i persist the file. Please help What I have tried: I tried. File upload in repeter control postback then selected image in file upload control also blank.