Quantal Installation fails on Asus Zenbook on boot loader [closed]

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http://askubuntu.com – Possible Duplicate: There's an issue with an Alpha/Beta Release of Ubuntu, what should I do? I have an Asus Utrabook (UX31A) that has Windows 7 Home installed. I installed Ubuntu 12.10 (Quantal) from USB, to work with dual boot. Ererything goes fine until the restart. After restart, it started with the windows boot loader with only two options: Repair mode (to reset with factory settings and windows) Start windows normally (witch causes blue screen error and restart) I also tried to reinstall, and also tried to do everything again, but doesnt work. It appears that grub doesn (HowTos)