Unable to connect to network

make sure each laptop has a different name.
>-----Original Message-----
>I have 3 computers. I LAN base PC and 2 identical laptop
>conneting wirelessly and all are connected to the same
>hub. I have not problem connecting 1 of the laptop to
the
>network. But the other one refused to connect to the
>network. And it gave this error:
>
>XXXXX is not accessible. you might not have permission
to
>use this network resource. Contact the administrator of
>this server to find out if you have access permissions.
>
>The network path was not found.
>
>
>Can anyone help me with this??
>.
>