Please Help Me For Aion Error

hello
My Aion client will be Run To Connect to the Aion Online Server or offline server
become THIS ERROR :

YOUR REGIONAL CODE IS INCORRECT

I change the From CC1(country code) to CC2 But this Error no solved.

please Guide me to solve this Problem:confused::(

I run my Aion client 2.1.0.1 for server offline (2.1.0.9), it's close after some seconds. i change cc1 to cc2, error this program not available in your country. i open control panel/regional and language option, change location to United State, but error is remain.so i can't play game. I reinstall directx9.0c (my directx is dx10 for xp). My server is ok. if client incompatible with server will disconnect, but my client don't work. People say this version client work on win se7en. Is this true? how can i play it on win xp sp3?

Thx Spray Acti very very much. i delete file d3dx9_38.dll in bin folder.so i can run client.You're pro.Thanksssssssssssssssssssssssssssssssssssssssss s.

You have try to Setup new?