ho installato tutto quanto ma ricevo questo errore

In preparazione... #############################################
1/1: dkms-aic79xx #############################################

Error! DKMS tree already contains: aic79xx-2.0.12
You cannot add the same module/version combo more than once.

Preparing kernel 2.6.12-27mdk for module build:
(This is not compiling a kernel, only just preparing kernel symbols)
Storing current .config to be restored when complete
Running Mandrakelinux style preparation routine
make clean.......
using /lib/modules/2.6.12-27mdk/build/arch/i386/defconfig
make oldconfig......
running dkms_mkkerneldoth....

Building module:
cleaning build area....
make KERNELRELEASE=2.6.12-27mdk -C /lib/modules/2.6.12-27mdk/build SUBDIRS=/var/lib/dkms/aic79xx/2.0.12/build modules....(bad ex
it status: 2)
Error! Bad return status for module build on kernel: 2.6.12-27mdk (i586)
Consult the make.log in the build directory
/var/lib/dkms/aic79xx/2.0.12/build/ for more information.

Error! Could not locate aic79xx.ko.gz for module aic79xx in the DKMS tree.
You must run a dkms build for kernel 2.6.12-27mdk (i586) first.
error: %post(dkms-aic79xx-2.0.12-3mdk.noarch) scriptlet failed, exit status 4
[root@localhost X11]#


"You must run a dkms build for kernel 2.6.12-27mdk (i586) first."

Cosa devo fare esattamente ?

Quale comando ?

Grazie