protected function _addToDisabledList($sModuleId)
    {
        $aDisabledModules = (array) \OxidEsales\Eshop\Core\Registry::getConfig()->getConfigParam('aDisabledModules');

        $aModules = array_merge($aDisabledModules, [$sModuleId]);
        $aModules = array_unique($aModules);

        $this->_saveToConfig('aDisabledModules', $aModules, 'arr');
    }