Tidak Bisa Masukan Data Yang Terdapat Input Gambar

Pada saat Saya masukan Data Yang terdapat Gambar Pasti Halaman Tersebut Blank Putih, Sebelumnya TIdak Terjadi Masalah Seperti ini. ----- Form Input -----

<!-- Breadcrumb -->
<div class="col-lg-9 col-sm-8 col-md-8 col-xs-12">
  <ol class="breadcrumb">
    <li><a href="index-2.html">Dashboard</a></li>
    <li><a href="#"><span>Fitur</span></a></li>
    <li class="active"><span>Tambah Data</span></li>
  </ol>
</div>
<!-- /Breadcrumb -->
</div>
<!-- Row -->
<div class="row">
  <div class="col-md-12">
    <div class="panel panel-default card-view">
      <div class="panel-heading">
        <div class="pull-left">
          <h6 class="panel-title txt-dark">with two columns horizontal form</h6>
        </div>
        <div class="clearfix"></div>
      </div>
      <div class="panel-wrapper collapse in">
        <div class="panel-body">
          <div class="row">
            <div class="col-md-12">
              <div class="form-wrap">
                <form method="POST" action="?im2p=fitur&fr=add" class="form-horizontal"  enctype="multipart/form-data">

                  <div class="form-body">
                    <h6 class="txt-dark capitalize-font"><i class="icon-user mr-10"></i>Keterangan's</h6>
                    <hr>
                    <div class="row">
                      <div class="col-md-6">
                        <div class="form-group">
                          <label class="control-label col-md-3">Nama Product</label>
                          <div class="col-md-9">
                            <input type="text" class="form-control" name="nama" placeholder="Pet-System">
                            <span class="help-block"> This is inline help </span>
                          </div>
                        </div>
                      </div>
                      <!--/span-->
                      <div class="col-md-6">
                        <div class="form-group">
                          <label class="control-label col-md-3">Gamemode</label>
                          <div class="col-md-9">
                            <select class="form-control" name="gamemode">
                              <option value="Roleplay">Roleplay</option>
                              <option value="Dayz">Dayz</option>
                              <option value="Race">Race</option>
                            </select>
                            <span class="help-block"> Select Game Mode. </span>
                          </div>
                        </div>
                      </div>
                      <!--/span-->
                    </div>
                    <!-- /Row -->
                    <div class="row">
                      <div class="col-md-6">
                        <div class="form-group">
                          <label class="control-label col-md-3">Harga</label>
                          <div class="col-md-9">
                            <input type="text" class="form-control" name="harga">
                            <span class="help-block"> This field has error. </span>
                          </div>
                        </div>
                      </div>
                      <div class="col-md-6">
                        <div class="form-group">
                          <label class="control-label col-md-3">Diskon</label>
                          <div class="col-md-9">
                            <input type="number" class="form-control" name="diskon">
                          </div>
                        </div>
                      </div>
                    </div>
                    <!-- /Row -->
                    <div class="seprator-block"></div>

                    <h6 class="txt-dark capitalize-font"><i class="icon-notebook mr-10"></i>Keterangan</h6>
                    <hr>
                    <!-- Row -->
                    <div class="row">
                      <div class="col-sm-12 ol-md-12 col-xs-12">
                        <div class="panel panel-default card-view">
                          <div class="panel-heading">
                            <div class="pull-left">
                              <h6 class="panel-title txt-dark">File Upload (Default)</h6>
                            </div>
                            <div class="clearfix"></div>
                          </div>
                          <div class="panel-wrapper collapse in">
                            <div class="panel-body">
                              <p class="text-muted">Upload <code>Gambar</code> Mengenai Fitur yang Akan Anda Masukan.</p>
                              <div class="mt-40">
                                <input type="file" name="gambar" id="input-file-now" class="dropify" />
                              </div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                    <!-- /Row -->
                    <hr>
                    <!-- Row -->
                    <div class="row">
                      <div class="col-md-12">
                        <div class="panel panel-default card-view">
                          <div class="panel-heading">
                            <div class="pull-left">
                              <h6 class="panel-title txt-dark">Keterangan</h6>
                            </div>
                            <div class="clearfix"></div>
                          </div>
                          <div class="panel-wrapper collapse in">
                            <div class="panel-body">
                              <textarea class="summernote" name="keterangan"></textarea>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                    <!-- /Row -->

                  </div>
                  <div class="form-actions mt-10">
                    <div class="row">
                      <div class="col-md-6">
                        <div class="row">
                          <div class="col-md-offset-3 col-md-9">
                            <button type="submit" class="btn btn-success  mr-10">Submit</button>
                            <button type="button" class="btn btn-default">Cancel</button>
                          </div>
                        </div>
                      </div>
                      <div class="col-md-6"> </div>
                    </div>
                  </div>
                </form>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
</div>
<!-- /Row -->

Dan sistemnya yang tidak mau respon

$fr= $_REQUEST["fr"];
switch ($fr) {
case 'add':
      $nama      = addslashes($_POST['nama']);
      $gamemode         = addslashes($_POST['gamemode']);
      $keterangan   = addslashes($_POST['keterangan']);
      $harga  = addslashes($_POST['harga']);
      $diskon       = addslashes($_POST['diskon']);
      $tanggal = date('Y-m-d');
      $fileNames = $_FILES['gambar']['name'];
      $file_size = $_FILES['gambar']['size'];
      $file_type = $_FILES['gambar']['type'];
      $source = $_FILES['gambar']['tmp_name'];
      $hari = date('d');
      $bulan = date('m');
      $tahun = date('Y');
      mkdir("gambar/".$tahun);
      mkdir("gambar/".$tahun."/".$bulan);
      mkdir("gambar/".$tahun."/".$bulan."/".$hari);

      $fileName =rand(0,1000).str_replace("","-",$fileNames);
      $directory = "gambar/".$tahun."/".$bulan."/".$hari."/".$fileName;

      if($file_type != "image/gif" && $file_type !="image/jpg" && $file_type !="image/jpeg" && $file_type !="image/png" ){
        echo '<script language="javascript">alert("Type Gambar Salah");
        document.location="?im2p=fitur&fr=i";
        </script>';
      }else{
          $aksi = move_uploaded_file($source,$directory);
          if($aksi){
          $query    = fitur::insert_fitur($nama,$gamemode,$harga,$keterangan,$diskon);
          $ids = mysql_insert_id();
          $ss = fitur::insert_img($fileName,$fileNames,$file_size,$file_type,$directory,$tanggal,$ids);
          echo "<script>
          window.alert('Berhasil Ditambah');window.location=('?im2p=fitur&fr=i')
          </script>";
          }
        }
      break;
}

Berikut Gambar Blank Dari sistemnya [<a href='prntscr.com/djljn1'>prntscr.com/djljn1</a>]