Mail göndermeye çalısırken aşağıdaki hatayı alıyorum.

The following From address failed: mailadresiburada@gmail.com : Called Mail() without being connected

$mail = new PHPMailer();
                
                 
                $mail->IsSMTP();
                $mail->CharSet = 'UTF-8';
                $mail->SMTPAuth = true;
                $mail->Host = 'smtp.gmail.com';
                $mail->Port = 465;
                $mail->SMTPSecure = 'ssl'; 
                $mail->Username = "mail@gmail.com";
                $mail->Password = "sifre";
                $mail->SetFrom($mail->Username,"asdasd");
                $mail->CharSet = 'UTF-8';
                $mail->Subject = "xxxx";
                $mail->MsgHTML("sadasd");


                

                 // hedef adresi ekle
                  
                  $mail->AddAddress("mail@gmail.com","SMTP Test");
                  // Maili gönder
                  if($mail->Send())
                  {
                     echo 'Gönderildi';
                  }
                  else {
                     echo "Mailer Hata: " . $mail->ErrorInfo;
                  }