private function removeOldMarketplaceEnabledConfig()
{
$config = $this->getConfig();
$general = $config->General;
if (array_key_exists($this->marketplaceEnabledConfigSetting, $general)) {
unset($general[$this->marketplaceEnabledConfigSetting]);
$config->General = $general;
$config->forceSave();
}
}