fsx win8 multiplayer server

Dose anyone know how come why I can't log into the fsx server, I just recently installed win8, i can free flight and all but i can't login into fsx server at all or create a new account and request to change my password also, i never had this problem with my win 7 until I upgraded. Can someone help please. Thank you

I think this will answer your question.

https://forum.flyawaysimulation.com/forum/topic/38155/gamespy-shut-down/