Am 15.09.2010 02:06, schrieb meino.cramer@gmx.de:
> Hi,
> 
>  while installing my 64bit Gentoo on base on the configuration
>  of 32bit system I came across the problem, that k3b did not
>  see any devices.
> 
[...]

There is a "cdrw" group in /etc/group. Try to add your user to that
group. You might also try the cdrom, disk and plugdev group.

After changing your groups, you have to log out and back in to apply the
changes.

Hope this helps,
Florian Philipp