I cant send or receive emails on Windows live mail it comes up with error message - Unable to send or receive messages for the Hotmail.co

Server Error: 5102
Server: 'http://mail.services.live.com/DeltaSync_v2.0.0/Sync.aspx'
Windows Live Mail Error ID: 0x8DE00002

I can access account through Hotmail but not on live mail - please help