Have been using Windows Live Mail 2012 for a year and it stopped working 2 days ago. Get the Following message.

Server Error:204

Server: http:/mail.services.live.com/DeltaSync_v2.0.0/Sync.espx

Windows Live Mail Error ID: 0x8DE20003

In bottom right hand corner the message "updating calendar" keeps blinking.

Tried to reconfiguer account but did not help

email address is *** Email address is removed for privacy ***

Can you give me instructions that I can understand to fix this problem.