Summary: This error means that Outlook/Outlook Express can not find the mail server and is usually an indication that you are trying to send/receive emails while you are not connected to the Internet or that your email program is not configured properly.

Resolution: Please follow the steps below to resolve this issue:
  1. Make sure that you are connected to the Internet by trying to open a web page (e.g. http://www.caribserve.net )
  2. If you are not connected, then please connect to the Internet and try sending/receiving emails again
  3. If you are still running into problems, please check the configuration of your email program to ensure that it is in accordance with the settings on this page.
  4. If none of the steps above results in the resolve of your problem, then the issue could be caused by due to an incorrectly configured firewall, a corrupt TCP/IP stack or other issues. In that case, please contact our technical support department to schedule an appointment to bring in your PC to our office for further analysis.