Windows Live Mail

I am using CIS 4, when i use the firewall in custom policy mode and try to sync my emails with windows live mail desktop i get this error but when i change it to training mode everything works fine
what should i do ?

Unable to send or receive messages for the Live account.

Server Error: 0x80048820
Server: ‘
Windows Live Mail Error ID: 0x80048820

What happens when you change the rule for Windows Live Mail to Trusted?

its already trusted

Try to install Win Live again! Maybe they have problems!