need installation help

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https://bbs.archlinux.org – Do you have anything on the drive which you need? If so, back it up immediately if you can.Did you mean that you typedmkfs.ext4 /dev/sda1? That's not what you said but it seems somewhat more plausible.Only troubleshoot the drive if you have everything off it that you need. cfr https://bbs.archlinux.org/profile.php?id=54639 2013-03-07T00:23:18Z (HowTos)