...is Vista ultimate.plz help? The error message is Yahoo messsenger can't connet.
we are not able to sign you in to Yahoo.
Modem users:
Try again (Please make sure you are online and then try again)

LAN/firewall users:
Setup Proxy(If your know your proxy setting you can configure them her)
Help.

thts the error window which I get.I don have any Antivirus and disabled Windows firewall.tried all the connection preference option.Still it doesn't work ..plz help me..My OS is Vista Ultimate.