Returned mail: user unknown

[Mail Delivery Subsystem]

<address@hidden> was not found in corporate database.
If you know the first and last name of the person
you are trying to reach, you can try address@hidden
You can also try address@hidden or address@hidden

Your original mail message follows
> --- Begin Message ---
>
>
>
> Subject: 
>
> Approved
>
>
>
>
> Date: 
>
> Thu, 5 Jun 2003 15:04:15 --0700
>
>
>
>
> Please see the attached file.
>
> This email contained a file name application.pif. As the extension
> pif can be executed automatically by most email clients on windows
> and can be used to spread viruses, we do not allow these extensions
> to pass through our email gateway. If you really need this file, please
> contact the sender to zip the file and send it to you.
>
> Sorry for the inconvenience.
>
> --- End Message ---