Uplode file to a list using fileuplode control

Question

Hello Everyone,
I want to uplode a image to list using file uplode cintrol. I am using the following code
but i am getting message "Object reference not set to an instance of an object" at    item["Image"] = filePhoto.PostedFile.FileName; .  Please help me
CODE:
SPSecurity.RunWithElevatedPrivileges(delegate()
                        SPList idCardPhotoList = idCardRequestWeb.Lists["IDCardDetailsList"];
                        Stream fStream = filePhoto.PostedFile.InputStream;
                        byte[] _byteArray = new byte[fStream.Length];
                        fStream.Read(_byteArray, 0, (int)fStream.Length);
                        fStream.Close();
                        idCardRequestWeb.AllowUnsafeUpdates = true;
                        string _fileUrl = idCardPhotoList.RootFolder.Url + "/" + filePhoto.PostedFile.FileName;
                        bool IsOverwriteFile = true;
                        SPFile file = idCardPhotoList.RootFolder.Files.Add(_fileUrl, _byteArray, IsOverwriteFile);
                        SPListItem item = file.Item;      //Getting null value in item
                        item["Image"] = filePhoto.PostedFile.FileName;
                        item.Update();
                        file.Update();
                        idCardRequestWeb.AllowUnsafeUpdates = false;

Answer 1

Hello,
Are you using list or picture library? Please confirm
Also try to use SPSecurity.RunWithElevatedPrivileges(delegate() before SPSite class. Refer this code:
http://social.msdn.microsoft.com/Forums/sharepoint/en-US/96f81cea-12b2-46f0-83ec-64c7fd9532cd/using-aspnet-fileupload-control-in-sharepoint-2010-announcement-list-newformaspx?forum=sharepointdevelopmentprevious
Another change is, use SPFolder instead of SPList. Refer link code
Let us know your result
Hemendra:Yesterday is just a memory,Tomorrow we may never see
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