Problem w/ Email attachments

I'm unable to send scanned documents as attachments. Here is the error

Subject 'Miller Pay stubs', Account: '', Server:
'', Protocol: SMTP, Port: 25, Secure(SSL): No, Error
Number: 0x800CCC19

The host '' could not be found. Please verify that you
have entered the server name correctly.
Account: '', Server: '',
Protocol: POP3, Port: 110, Secure(SSL): No, Socket Error: 11001, Error
Number: 0x800CCC0D