Help! My ipod classic is not working with the new itunes, it has crashed, i went to the apple store and they restore it but when i came home it just freeze itunes and windows to the point of forcing shut down my pc, is a 160gb ipod classic

Help!! My ipod classic freeze itunes and my pc to the point of having to force shut down.Help plz i dont know what else to do, i took it to the apple store and they restore for me but when i came home it freezes itunes and my pc, i tried and older itunes, format the ipod and restore it, ran disk erros, am i missing something?! The guy at the shop told me is an "antique" , i bought it a year ago only and barely used it, i feel lile burned money, ipod classic is my favorite model, any suggestions plzzzz!!!!