This patch appears to have fixed the issues I've had logging in for so long. I still get the connection error, but this time when I click "Retry", it doesn't crash, and instead brings me to the game. Haven't had a problem since.
Whatever they did, it worked.
-War
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"Iciocy is a gift, therefore I am gifted." -Warioguy
Look for me as War Zolaro in game (Now that I can log in again...).