Ошибка Неожиданный токен <in json response

Я пытаюсь получить информацию о пользователях в базу данных через javaScript-файл, связав его с файлом .php с его металированием «неожиданного токена», но когда я прямо даю действие как .php, он отлично работает, я думаю, проблема в файле .js с пожалуйста, помогите мне решить эту проблему.Пардон, если я ошибаюсь .. !!

.html

<form id="form" name = "form" method = "POST" action="form_banking1.php" class="wizard-big" autocomplete = "off" enctype="multipart/form-data"> <!--<h1>Please fill the below details</h1>--> <fieldset> <!--<h2>Account Information</h2>--> <div class="row"> <div class="col-sm-12 form-group"> <input type="text" placeholder="Current address" class="form-control required" id="ca" name="ca" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="House no" class="form-control required" id="hno" name="hno" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Road no" class="form-control required" id="rno" name="rno" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Location" class="form-control required" id="location" name="location" required=""> </div> <div class="col-sm-3 form-group"> <select type="text" class="form-control required" name="country" required=""> <option value="">Country</option> <option value="1">India</option> </select> </div> <div class="col-sm-3 form-group"> <select type="text" class="form-control required" id="state" name="state" required=""> <option value="">State</option> <option value="1">Karnataka</option> . </select> </div> <div class="col-sm-3 form-group"> <select type="text" class="form-control required" id="city" name="city" required=""> <option value="">City</option> <option value="1">Bengaluru</option> </select> </div> <div class="col-sm-3 form-group"> <input type="text" placeholder="Pin no" class="form-control required" id="pin" name="pin" required=""> </div> <div class="col-sm-12 form-group"> <select type="text" class="form-control required" id="doctitle" name="doctitle" required=""> <option value="">Document Title</option> <option value="1">Aadhar Card</option> <option value="2">Pan Card</option> <option value="3">Ration Card</option> <option value="4">Green Card</option> <option value="5">Social Security Card</option> <option value="6">Voter ID</option> <option value="7">Driving License</option> <option value="8">Add New</option> </select> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Document no" class="form-control required" id="docno" name="docno" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Issued Authority" class="form-control required" id="ia" name="ia" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Date of Expiry" class="form-control required" id="doe" name="doe" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Passport no" class="form-control required" id="pno" name="pno" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Issued Authority" class="form-control required" id="pissuedby" name="pissuedby" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Date of Expiry" class="form-control required" id="pdoe" name="pdoe" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Visa no" class="form-control required" id="vno" name="vno" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Issued Authority" class="form-control required" id="vissuedby" name="vissuedby" required=""> </div> <div class="col-sm-4 form-group"> <input type="text" placeholder="Date of Expiry" class="form-control required" id="vdoe" name="vdoe" required=""> </div> <div class="col-sm-4 form-group"> <input class="form-control " type="file" name = "doc" id = "doc" required=""> </div> <div class="col-sm-4 form-group"> <input style="width:100%" type="submit" name = "submit" id = "submit" value = "Save" class="btn btn-success"> </div><!--==== End col-sm-4 form-group==--> </div> <div class="col-lg-4"> <div class="text-center"> <div style="margin-top: 20px"> <i class="" style="font-size: 180px;color: #e5e5e5 "></i> </div> </div> </div> </div> </fieldset> </form> </body> </html>

.js

  $(document).ready(function(){ $("#submit").click(function(e){ e.preventDefault(); var status = $('form')[0].checkValidity(); if(status){ var formData = new FormData($('form')[0]); $.ajax({ url: "form_citizenship.php", type: "POST", data: formData, processData: false, contentType: false, async: false, dataType: "JSON", success: function(json){ if(json.error){ alert(json.error_msg); }else{ alert(json.docno); } }, error: function(jqXHR, textStatus, errorThrown){ alert(errorThrown); } }); } }); });

.php

  <?php session_start(); define('HOST','localhost'); define('USER','root'); define('PASS',''); define('DB','miisky'); $response = array(); $con = mysqli_connect(HOST,USER,PASS,DB) or die('Unable to Connect'); if(!mysqli_connect_errno()){ $error_flag = false; /*foreach($_POST as $value){ if(empty($value)){ $error_flag = true; break; } }*/ if(!$error_flag){ //receiving post parameters $ca =$_POST['ca']; $hno = trim($_POST['hno']); $rno = trim($_POST['rno']); $location = trim($_POST['location']); $country = trim($_POST['country']); $state = trim($_POST['state']); $city = trim($_POST['city']); $pin = trim($_POST['pin']); $doctitle = trim($_POST['doctitle']); $docno = trim($_POST['docno']); $ia = trim($_POST['ia']); $doe = trim($_POST['doe']); $pno = trim($_POST['pno']); $pissuedby = trim($_POST['pissuedby']); $pdoe = trim($_POST['pdoe']); $vno = trim($_POST['vno']); $vissuedby = trim($_POST['vissuedby']); $vdoe = trim($_POST['vdoe']); if(isset($_FILES["doc"]["name"]) && !empty($_FILES["doc"]["name"])){ //image insertion $target_dir = 'doc_uploads/'; $target_file = $target_dir . basename($_FILES["doc"]["name"]); $imageFileType = strtolower(pathinfo($target_file,PATHINFO_EXTENSION)); $check = getimagesize($_FILES["doc"]["tmp_name"]); if($check !== false){ if (!file_exists($target_file)){ if($_FILES["doc"]["size"] <= 2097152){ $permissible_images = array('jpg', 'png', 'jpeg', 'gif'); if(in_array($imageFileType, $permissible_images)){ if (move_uploaded_file($_FILES["doc"]["tmp_name"], $target_file)){ // create a new user profile $sql = "INSERT INTO citizen_info(ca, hno, rno, location, country, state, city, pin, doctitle, docno, ia, doe, pno, pissuedby, pdoe, vno, vissuedby, vdoe, doc, created_at) VALUES ('$ca', '$hno', '$rno', '$location', '$country', '$state', '$city', '$pin', '$doctitle', '$docno', '$ia', '$doe', '$pno', '$pissuedby', '$pdoe', '$vno', '$vissuedby', '$vdoe', '$target_file', NOW())"; if(mysqli_query($con,$sql)){ $response["error"] = false; $response['docno'] = $docno; echo json_encode($response); }else{ $response["error"] = true; $response["error_msg"] = "INSERT operation failed"; echo json_encode($response); } }else{ // Throw Error Here $response["error"] = true; $response["error_msg"] = "File could not be uploaded"; echo json_encode($response); } }else{ $response["error"] = true; $response["error_msg"] = "Only jpg, png and gif images are allowed"; echo json_encode($response); } }else{ $response["error"] = true; $response["error_msg"] = "file size is above 2MB"; echo json_encode($response); } }else{ $response["error"] = true; $response["error_msg"] = "file already exists"; echo json_encode($response); } }else{ $response["error"] = true; $response["error_msg"] = "invalid image format"; echo json_encode($response); } }else{ $response["error"] = true; $response["error_msg"] = "Empty file"; echo json_encode($response); } }else{ $response["error"] = true; $response["error_msg"] = "Few fields are missing"; echo json_encode($response); } }else{ $response["error"] = true; $response["error_msg"] = "Database connection failed"; echo json_encode($response); } ?>