YUM装NV驱动错误

tianyi1111

yum install kmod-nvidia

Dependencies Resolved

=============================================================================
Package                 Arch       Version          Repository        Size
=============================================================================
Installing:
kmod-nvidia             i686       1.0.8776-1.2.6.18_1.2798.fc6  livna             1.6 M
Installing for dependencies:
kernel                  i686       2.6.18-1.2798.fc6  core               16 M
xorg-x11-drv-nvidia     i386       1.0.8776-3.lvn6  livna             4.0 M



下完之后安装时提示
Transaction Check Error:   package kernel-2.6.18-1.2798.fc6 is already installed
  file /boot/System.map-2.6.18-1.2798.fc6 from install of kernel-2.6.18-1.2798.fc6 conflicts with file from package kernel-2.6.18-1.2798.fc6
  file /boot/config-2.6.18-1.2798.fc6 from install of kernel-2.6.18-1.2798.fc6 conflicts with file from package kernel-2.6.18-1.2798.fc6
  file /boot/symvers-2.6.18-1.2798.fc6.gz from install of kernel-2.6.18-1.2798.fc6 conflicts with file from package kernel-2.6.18-1.2798.fc6
  file /boot/vmlinuz-2.6.18-1.2798.fc6 from install of kernel-2.6.18-1.2798.fc6 conflicts with file from package kernel-2.6.18-1.2798.fc6

内核版本没有错误，为什么就装不上 呢 ？
请帮我看看，谢谢