Well, somehow the error stopped and I'm able to play again. I lauched the game today and it made the new updates and it just runned fine. Thanks for all the attention I was given.

well, shit.

I unnistalled the software running behind my mouse (my mouse it's the Razer DeathAdder 3.5G and the software running behind it is Razer Synapse) but still didn't work.

It's a laptop, Lenovo Y50-70,

It's running on Windows 8.1 64x;
1TB HDD;
Intel Core i7-4710HQ CPU @ 2.50GHz;
Nvidia Geforce GTX 860M with 4g dedicated and Intel HD Graphics 4600;
12g of RAM;
...

Thanks for linking it to me Michi.

Well, I tried everything but I still couldn't solve it.
I disabled my mouse software (which I didn't use. Only for controlling the dpi's and accelaration);
I'm...

No I didn't, could you link me to it?

Hello there,

Whenever I login, an hacking attempt error appears. Just like this: http://i.imgur.com/l4uNaVA.jpg
How can I solve this?

Thanks for the attention,

thuga2

I resolved the problem. But now, I have a new problem. When I log in with my account, I get an error message saying that the game will close due an hacking attempt. What do I do?
...

I'm having the same problem I added fgunz to a allowed list in my firewall and I still can't see any servers.