Please do 2 things, 1st
run the Bug Report check (Click this link for image example) & report back your results; True/False. 2. Provide us your OS version, connection type (& your modem & router brands & model no.'s), where you are trying to connect from (home, school, work, etc.) Do yo know which version of Java you have? Haave you installed anything recently before LW started having problems?