We've run into a problem

Hey everyone ! i have a problem to connect with itunes and app store ID , so i will tell you what i did fomr teh first :

i create an ID form this page , but when i try to sign in with this ID in app store or itunes , a msg show up " this ID has not yet been used in the itunes store" ,i dont know how to fix it i want some help please, so when i click review to review my account information , a oage start loading the a msg show up "We've run into a problem Please try again later" , how to fix these problems please , and when i can try again "later" thnx for trying to help , and sorry for bad english