Laravel PHP Panel E-mail Send Problem Help Me Please [closed]

Hi, i am using Laravel php panel. and when I try to post information to the site, 500 | I am getting a Server Error. Necessary details are below. and log records are up.Thanks.

(1794)*
  protected static function isShellSafe($string)
    {
        //Future-proof
        if (
            escapeshellcmd($string) !== $string
            || !in_array(escapeshellarg($string), ["'$string'", "\"$string\""])
        ) {
LARAVEL LOG FILE DETAILS:
   [2022-07-13 00:12:29]
     local.ERROR: Call to undefined function PHPMailer\PHPMailer\escapeshellcmd() {"exception":"[object] (Error(code: 0): Call to undefined function PHPMailer\\PHPMailer\\escapeshellcmd() at public_html/Upverse/core/vendor/phpmailer/phpmailer/src/PHPMailer.php:1794)
    [stacktrace]
    
    #0 public_html/Upverse/core/vendor/phpmailer/phpmailer/src/PHPMailer.php(1887): PHPMailer\\PHPMailer\\PHPMailer::isShellSafe()
    
    #1 public_html/Upverse/core/vendor/phpmailer/phpmailer/src/PHPMailer.php(1650): PHPMailer\\PHPMailer\\PHPMailer->mailSend()
    
    #2 public_html/Upverse/core/vendor/phpmailer/phpmailer/src/PHPMailer.php(1486): PHPMailer\\PHPMailer\\PHPMailer->postSend()
    
    #3 public_html/Upverse/core/app/Http/Controllers/Front/FrontendController.php(804): PHPMailer\\PHPMailer\\PHPMailer->send()
    
    
    ".env" file;

 EXAMPLE I CREATE THIS FORMAT;
   
    MAIL_DRIVER=mail
    MAIL_HOST=mail.****.com
    MAIL_PORT=587
    MAIL_USERNAME=contact@****.com
    MAIL_PASSWORD=*****
    MAIL_ENCRYPTION=tls

Upverse/sendquote" enctype="multipart/form-data" method="POST"> (1887)* if (empty($this->Sender) && !empty(ini_get('sendmail_from'))) { //PHP config has a sender address we can use

    $this->Sender = ini_get('sendmail_from');
}
if (!empty($this->Sender) && static::validateAddress($this->Sender)) {
    if (self::isShellSafe($this->Sender)) {
        $params = sprintf('-f%s', $this->Sender);
    }
    $old_from = ini_get('sendmail_from');
    ini_set('sendmail_from', $this->Sender);
}
$result = false;
if ($this->SingleTo && count($toArr) > 1) {
    foreach ($toArr as $toAddr) {
        $result = $this->mailPassthru($toAddr, $this->Subject, $body, $header, $params);
        $addrinfo = static::parseAddresses($toAddr, true, $this->charSet);
        $this->doCallback(
            $result,
            [[$addrinfo['address'], $addrinfo['name']]],
            $this->cc,
            $this->bcc,
            $this->Subject,
            $body,
            $this->From,
            []
        );
    }
} else {

1650)*

public function postSend() {

    try {
        //Choose the mailer and send through it
        switch ($this->Mailer) {
            case 'sendmail':
            case 'qmail':

                return $this->sendmailSend($this->MIMEHeader, $this->MIMEBody);
            case 'smtp':
                return $this->smtpSend($this->MIMEHeader, $this->MIMEBody);
            case 'mail':
                return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
            default:
                $sendMethod = $this->Mailer . 'Send';
                if (method_exists($this, $sendMethod)) {
                    return $this->$sendMethod($this->MIMEHeader, $this->MIMEBody);
                }

                return $this->mailSend($this->MIMEHeader, $this->MIMEBody);
        }
    } catch (Exception $exc) {
        if ($this->Mailer === 'smtp' && $this->SMTPKeepAlive == true) {
            $this->smtp->reset();
        }
        $this->setError($exc->getMessage());
        $this->edebug($exc->getMessage());
        if ($this->exceptions) {
            throw $exc;
        }
    }

    return false;
}

(1486)*

        return $this->postSend();
    } catch (Exception $exc) {
        $this->mailHeader = '';
        $this->setError($exc->getMessage());
        if ($this->exceptions) {
            throw $exc;
        }

        return false;
    }
}
frontendcontroller.php (804)* try {

        $mail = new PHPMailer(true);
        $mail->setFrom($from, $request->name);
        $mail->addAddress($to);     // Add a recipient

        // Content
        $mail->isHTML(true);  // Set email format to HTML
        $mail->Subject = $subject;
        $mail->Body    = $message;

        $mail->send();
    } catch (\Exception $e) {
        // die($e->getMessage());
    }

    Session::flash('success', 'Email sent successfully!');
    return back();
}