Php fichier CSV et bd

 <?php


if (isset($_POST['submit'])) {

    if (is_uploaded_file($_FILES['filename']['tmp_name'])) {
        
        
        readfile($_FILES['filename']['tmp_name']);
    }


    $handle = fopen($_FILES['filename']['tmp_name'], "r");
  



  $host = "localhost";
  $bdd = "monitoring";
  $user = "root";
  $passwd = "";
  $link= mysqli_connect($host,$user,$passwd,$bdd) or die ("Erreur de connexion au serveur");
mysqli_select_db($link, $bdd)or die ("Erreur de connexion a la bdd");


    while (($data = fgetcsv($handle, 100000, ";"))==FALSE) {
   
       $import="INSERT into ps_kpi(period_start_time, BSC_Name, Segment_Name, SEGMENT, DL_TBF_success_rate, UL_TBF_success_rate, GPRS_DL_TBF_drop, GPRS_UL_TBF_drop_rate, Downlink_multislot_allocation_blocking, UL_mlslot_allocation_blocking, Downlink_multislot_soft_blocking, TBF_EStFail_ConUL_tbf_Rate_H, TBF_estab_SR_no_resp_MS_resources, TBF_Drop_rate_UL_DL )
  values( '$data[0]', '$data[1]', '$data[2]', '$data[3]', '$data[4]', '$data[5]', '$data[6]', '$data[7]', '$data[8]', '$data[9]', '$data[10]', '$data[11]', '$data[12]', '$data[13]' )";

       mysqli_query($link,$import) or die(mysqli_error($link));
    }

    fclose($handle);

    print "Import done";

//view upload form
} else {

   

   print "<form enctype='multipart/form-data' action=\"\" method='post'>";

    print "File name to import:<br />\n";

    print "<input size='200' type='file' name='filename'><br />\n";

   print "<input type='submit' name='submit' value='Upload'></form>";

}

?>

[Warning: fgetcsv() expects parameter 1 to be resource, boolean given in C:\wamp\www\upload PS_KPI.php on line 349
Call Stack
# Time Memory Function Location
1 0.0030 154608 {main}( ) ..\upload PS_KPI.php:0
2 0.0910 164584 fgetcsv ( ) ..\upload PS_KPI.php:349]

[Warning: fopen(): Filename cannot be empty in C:\wamp\www\upload PS_KPI.php on line 336
Call Stack
# Time Memory Function Location
1 0.0030 154608 {main}( ) ..\upload PS_KPI.php:0
2 0.0060 155872 fopen ( ) ..\upload PS_KPI.php:336]