public function checkModuleExtensionsForIncorrectNamespaceClasses(\OxidEsales\Eshop\Core\Module\Module $module)
    {
        $incorrect = $this->getIncorrectExtensions($module);
        if (!empty($incorrect)) {
            $message = $this->prepareMessage('MODULE_METADATA_PROBLEMATIC_DATA_IN_EXTEND', $incorrect);
            throw new \OxidEsales\Eshop\Core\Exception\ModuleValidationException($message);
        }
    }