Try to close launcher and open again. I had a 505 error at first launch, then restarted it and it works now.
NO
this is when he tries to start the game, already passed the launcher.
Yeah id say its overwhelmed atm.
I also wasnt able to login to forums, but managed this time.
It was a text window.
EDIT:
Still processing.
I scanned files, restarted PC - Client.