Issue: Warning: Invalid argument supplied for foreach()

Warning: Invalid argument supplied for foreach() in [path]/vault/special_plugins_online.php on line 293

	foreach ($vbulletin->options['vault_domains'] AS $host => $info)
	{
		$newdots = substr_count($host, '.');

		if (
			$newdots > $dots AND
			(
				$host == $user['article_host'] OR
				(
					strpos($host, '.') === 0 AND
					preg_match('#(?:\.)?' . preg_quote(substr($host, 1)) . '$#i', $user['article_host']) AND
					--$newdots
				)
			)
		)
		{
			$standards = $vbulletin->options['vault_domains']["$host"]['optionlist'];
			$dots = $newdots;
		}
	}