I cannot receive or send emails from my Live Email Address in Windows Live Mail

I cannot receive or send emails from my Live Email Address in Windows Live Mail, however I can send and receive emails in Windows Live Mail with my westnet email address, what is happening?

I also get this error message:

*Unable to send or receive messages for the Live.com (lsborg) account. To send and receive messages in your Hotmail account, go to http://hotmail.live.com on the Web, or try again later. To get help from Windows Live Customer Support, go to http://support.live.com and click Windows Live Mail in the list of services.

Server Error: 500
Server: 'http://mail.services.live.com/DeltaSync_v2.0.0/Sync.aspx'
Windows Live Mail Error ID: 0x801941F4

*Windows Live Mail could not download the requested message. To send and receive messages in your Hotmail account, go to http://hotmail.live.com on the Web, or try again later. To get help from Windows Live Customer Support, go to http://support.live.com and click Windows Live Mail in the list of services.

Subject 'FW: QCA Electricity 070113 (2)'
Server Error: 500
Server: 'http://mail.services.live.com/DeltaSync_v2.0.0/Sync.aspx'
Windows Live Mail Error ID: 0x801941F4