my wl is very slow especially when I switch folders or move to folders.

on top of this now I get

Unable to send or receive messages for the Hotmail (ajcmimi) account.

Server Error: 3204
Server: 'https://mail.services.live.com/DeltaSync_v2.0.0/Sync.aspx'
Windows Live Mail Error ID: 0x8DE20003

please help

thanks