Comment 5 for bug 477167

I used the Ubuntu server image and have the same problem now.
With manual partition mode, then choosing the recomended partition scheme and selecting root (ext4) & swap as raid 1, I end up with partitions without boot flag.
Manually setting the boot flag via "GUI" is not possible.

After trying to set the boot flag will show the process bar shortly and then the partititon setting dialogue again, with the old setting (non bootable) again. There is no error message or something. It just donesn't work and it is not t