Sorry if I'm doing this wrong, but there are so many steps, rules and forums that I dunno what effects what:

[JuanDiego]

I KNOW my password is right, I even saved it and had created it 2 mins earlier. 

[dawpi]

This is for in-game account. Are you able to connect into the game and actively play?

[Aieos]

Since you made this post it seems you can sign into the forum just fine. 
Now all that's left is to get Rage Multiplayer, create an in-game account (separate from your forum account) and log into the game.

Rage multiplayer: http://rage.mp/
Server ip address: 51.91.16.98:22005
 

[Fa1N]

Locked & Archived as this is no longer an issue.