Guild Wars 2

EU – Aurora Glade
Location: Slovakia
Build: 16732
Error code: 42:1020:9001:4103

Today I normale game then I got lag so I turned off the game. But when I turned on it again so I could not connect, I try to disable the firewall then it went. But again, I turned off and turned on the game and not to turn on and off firewallomto not. And we wrote it.

Hello.
I beg you where I have to make Vial of Liquid Flame, if I already have purchased material?
The Mystic and the chef we can not.

And we just came-

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I did not come no authentication

Please, I need help. I can not log into the game , but I can log on GuildWars pages.