Unable to send or receive messages for the Hotmail.co (***************co.uk) account.

Server Error: 0x80072EFF
Server: 'https://mail.services.live.com/DeltaSync_v2.0.0/Sync.aspx'
Windows Live Mail Error ID: 0x80072EFF

keep getting this error message and have removed accounts then try to re add and then keeps re asking for my password and won't accept it!

Can anyone help please?