[lubuntu] Can't connect to wireless on Lenovo laptop

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http://ubuntuforums.org – My lenovo laptop running lubuntu can't connect to wireless. It just spins the little wireless spinner and then says "wireless disconnected" with no other error (though it does put a message in dmesg that says wlan0: no IPv6 routers present). I have a "AR9285 wireless network adapter" and I'm currently using the ath9k driver. I was running arch briefly and wireless worked, but I replaced it with lubuntu and haven't had wireless access since then. Is there something special I should be doing to get wireless? Or at least some way of finding out why my computer is failing to (Hardware)