how print image in mvc

don't display image what should i do?

        public ActionResult DownloadPDF(int id)
        {
          //  int id =Convert.ToInt32(fc["id"]);
            DataSet ds = new DataSet();
            pishroZamanV2Entities db = new pishroZamanV2Entities();
            string constr = ConfigurationManager.ConnectionStrings["pishroZamanV2"].ConnectionString;

            using (SqlConnection con = new SqlConnection(constr))
            {
                var courseRegister = @"select tblcourseRegister.id,courseFinishDate,courseStartDate,fname,lname,nationalCode,PersonalPic,name from tblcourseRegister left join tblcourse on tblcourseRegister.idCourse=tblcourse.id where tblcourseRegister.id="+id;


                using (SqlCommand cmd = new SqlCommand(courseRegister))
                {
                    cmd.Connection = con;
                    using (SqlDataAdapter sda = new SqlDataAdapter(cmd))
                    {
                        sda.Fill(ds);
                    }
                }
            }
            DataTable dt = ds.Tables[0];
            try
            {
                var model = new GeneratePDFModel();
                string a = @"<link href='~/assets/panel/vendor/fontawesome-free/css/all.min.css' rel='stylesheet' type='text/css'> <div class='container' style='border: 6px solid #cd6133; padding: 2%;text-align: center;background-color:white;margin-top: 5%;border-radius: 16px;'>
                                                   <div>
                                        <img src = '~/uploads/pryhervfLOGO2.png' style = 'float:right;' />
                                        <img src='~/uploads/" + dt.Rows[0]["PersonalPic"] +@" 'style='float:left; width: 100px; ' />

                                            </div>  <br/>
   
                                       <h1 style = 'font-size: 20px; color: #227093' >
    
                                            <i class='fa fa-certificate' style='color: #cd6133'></i>
                                        گواهینامه پیشرو زمان
                                    </h1>
                                    <h2 style = 'font-size: 20px; text-transform: uppercase;' ><span> بدین وسیله گواهی میشود آقا/خانم</span><span id = 'dname' > "+

                                    dt.Rows[0]["fname"]+' '+ dt.Rows[0]["lname"]
                                    
									+@"
									</span></h2>
                                    <span>دارای کد ملی</span><span>"+
                                     dt.Rows[0]["nationalCode"]

                                    +@"
									</span><span> دوره آموزشی </span><span>"+

                                     dt.Rows[0]["name"]
                                    + @"
									</span>
                                    <span>از تاریخ</span> <span>" +
                                   
                                     @pishroZamanV2.iclass.dateAndTime.UnixTimeStampToDateTime((long)  dt.Rows[0]["courseStartDate"])
                                     + @"
									</span> <span>تا</span> <span>" +
                                    
                                     @pishroZamanV2.iclass.dateAndTime.UnixTimeStampToDateTime((long)dt.Rows[0]["courseFinishDate"])
                                     + @"
									
									</span> <span>با موفقیت کامل به پایان رسانیده است.</span>
                                </div>";
                //get the information to display in pdf from database
                //for the time
                //Hard coding values are here, these are the content to display in pdf 
                var content = a;
                var logoFile = @"/uploads/pryhervfLOGO2.png";

                model.PDFContent = content;
                model.PDFLogo = Server.MapPath(logoFile);

                //Use ViewAsPdf Class to generate pdf using GeneratePDF.cshtml view
                return new Rotativa.ViewAsPdf("GeneratePDF", model) { FileName = "firstPdf.pdf" };
            }
            catch (Exception ex)
            {

                throw;
            }
        }

<div>
    <a href="@Url.Action("DownloadPDF", "admin", new { id =@row["id"]  })">چاپ گواهینامه</a>
</div>