Comment 30 for bug 259540

I am installing 10.10 Desktop Amd64 on new machine bases on Nvidia chipset Mb Asus M3N78-EM with only one clean bard new disk Sata 320 Gb not in Raid mode connected in firs port Sata1. During installation I verified same error as others.

I tried to generate partitions with Gparted with boot flag and no improvement same result. Installer do not see any partition and give same error [No root file system is defined].

Appreciate further community investigation

Br Alessandro