[Unable to login]

So i just installed WoD again, but whenever i try to log in i get those weird pop op windows. Anyone know whats up?

[LF Arena partner]

Hello fellow PvP'ers, my name is Milo and im currently looking for a permanent partner for 2v2 or a stable team for 3v3.
Here's a little info about my ingame knowlegde. I've been R1 on retail wow 3 or 4 times (i dont really remember) and i've been glad every season since season 9.
Im playing an arms warrior, i have both horde and alliance. I also play a holy paladin if needed. 
If this seems to be at your interest, please notify me. You can either contact meby replying on this post, or catch me ingame sometime.
My ingame names are as following: Revololz, Revololx. My retail wow names are Revoloutio and Revolol.