help to request response error and in pass in success always

[Paul75]

Hello,

Only a question I do a service that post to server. I go respnde for exemple 404 or another than 200 and in sucribe it not pass in err ! always to success ?

sendMessage(code: any, mail: any) {
    this.loadingVisible = true;

    console.log('J\'ai cliqué sur => ' + code);


    this.actionsService.sendMailRappel(code, mail).subscribe(
      res => {
        this.loadingVisible = false;
        notify({
          position: 'center',
          message: 'Envoi du MAIL et du SMS effectué',
          maxWidth: '250'
        }, 'success', 600);
      },
      **err => {
        this.loadingVisible = false;
        notify({
          position: 'center',
          message: 'Erreur lors du changement du status',
          maxWidth: '300'
        }, 'error', 600);
      }**
    );
  }

an idee ?