Possible solutions to some of common problems are listed below.

Receiving a username or password error.
"The computer you are dialing is not answering."
"The computer is not receiving a response from the modem" or "Port in Use".
"The modem is already in use" when you try to connect.
"The modem is not found" when you try to connect.
"The modem could not detect a dial-tone."
"Unable to locate the server. The server does not have a DNS entry."
Outlook Express Identity Repair Tool
Disconnects