Can not register the Game


HI there, i just new comer in here and i try to play once in faceit server but i cannt because i have a problem with register the game.
Each time i trying to do that the system just say:“ERROR-PLATFORM-REGISTRATION-err_g0”
please help me with this
Thanks you so much

beside here is my information
FaceIT ID:
Steam ID:

Hope i can have the answer soon