i have windows 7 HE my emails from talktalk have stopped,my AOL email address still works  all i get is!!!!!

Unable to send or receive messages for the Talktalk (paulmozzy1202) account. An unknown error has occurred.

Server: 'mail.talktalk.net'
Windows Live Mail Error ID: 0x800C013B
Protocol: POP3
Port: 110
Secure(SSL): No

Any  ideas????

i tried repairing reinstalling etc etc.

thanks