foreach my $i (@vdblist){
	
	if ($i == 0){
		print BOLD WHITE ON_RED, "Error: $i does not correspond to a host in the list!", RESET;
		print "\n\n";
		goto CLUSTER_HOSTS;		
	}
	elsif ($i > scalar $#vdbhosts){
		print BOLD WHITE ON_RED, "Error: $i does not correspond to a host in the list!", RESET;
		print "\n\n";
		goto CLUSTER_HOSTS;
	}
}