Trying to get property 'headers' of non-object 错误。

登录系统后，清空了数据库，出现如下错误。

/**
     * Add the CSRF token to the response cookies.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Symfony\Component\HttpFoundation\Response  $response
     * @return \Symfony\Component\HttpFoundation\Response
     */
    protected function addCookieToResponse($request, $response)
    {
        $config = config('session');
        if ($response instanceof Responsable) {
            $response = $response->toResponse($request);
        }
        $response->headers->setCookie(
            new Cookie(
                'XSRF-TOKEN', $request->session()->token(), $this->availableAt(60 * $config['lifetime']),
                $config['path'], $config['domain'], $config['secure'], false, false, $config['same_site'] ?? null
            )
        );
        return $response;
    }
    /**
     * Determine if the cookie contents should be serialized.
     *
     * @return bool
     */
    public static function serialized()

提示的是下面这行

 $response->headers->setCookie(