[root@localhost jacques]# yum install kernel-devel
Setting up Install Process
Parsing package install arguments
Package kernel-devel - 2.6.24.3-34.fc8.i686 is already installed.
Resolving Dependencies
--> Running transaction check
---> Package kernel-devel.i686 0:2.6.23.1-42.fc8 set to be installed
--> Finished Dependency Resolution

Dependencies Resolved

=============================================================================
 Package                 Arch       Version          Repository        Size 
=============================================================================
Installing:
 kernel-devel            i686       2.6.23.1-42.fc8  fedora            4.8 M

Transaction Summary
=============================================================================
Install      1 Package(s)         
Update       0 Package(s)         
Remove       0 Package(s)         

Total download size: 4.8 M
Is this ok [y/N]: y
Downloading Packages:
(1/1): kernel-devel-2.6.2 100% |=========================| 4.8 MB    01:03     
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test


Transaction Check Error:
  package kernel-devel-2.6.24.3-34.fc8.i686 (which is newer than kernel-devel-2.6.23.1-42.fc8.i686) is already installed

Error Summary
-------------