public void GetAttatchFiles() { LicenseBiz biz = new LicenseBiz(); if (this.MasterLicense.AttachFiles == null) { DTO.ResponseService <DTO.PersonAttatchFile[]> res = biz.GetAttatchFileLicenseByPersonId(this.MasterLicense.UserProfile.Id); var list = res.DataResponse.ToList(); ucAttachLicense.AttachFiles = list.ConvertToAttachFilesView(); udpMain.Update(); } else if (this.MasterLicense.AttachFiles != null) { ucAttachLicense.AttachFiles = this.MasterLicense.AttachFiles; udpMain.Update(); } }