I have reinstalled and checked my firewall, lime wire is on there. When I click connect, it starts to and then stops. this just started today. was working just fine. I don't know what to do know?? Please help!

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I have checked everything and tried restarting each time to see if it work. I even removed it and reinstalled. no luck. just now i went to restore default, and ran me through some steps and when i reopened it it seems to be working. I will keep you posted if it happens again. thank you for your quick reply.