Pimcore\Model\Tool\UUID::setSystemInstanceIdentifier PHP Метод

    public function setSystemInstanceIdentifier()
    {
        $instanceIdentifier = \Pimcore\Config::getSystemConfig()->general->instanceIdentifier;
        if (!$instanceIdentifier) {
            throw new \Exception("No instance identifier set in system config!");
        }
        $this->setInstanceIdentifier($instanceIdentifier);
        return $this;
    }