FC5 yum update to kernel 1808 fails

[Doug Henderson <djhender telusplanet net>]

Updating from kernel 1807 to 1808 fail. yum output follows (edited for 
wrap):

[root lambda ~]# yum update kernel
Loading "installonlyn" plugin
Setting up Update Process
Setting up repositories
Reading repository metadata in from local files
Resolving Dependencies
--> Populating transaction set with selected packages. Please wait.
---> Package kernel.i686 0:2.6.14-1.1808_FC5 set to be installed
--> Running transaction check

Dependencies Resolved

=========================================================================
 Package             Arch    Version          Repository        Size
=========================================================================
Installing:
 kernel              i686    2.6.14-1.1808_FC5  development        13 M

Transaction Summary
=========================================================================
Install      1 Package(s)
Update       0 Package(s)
Remove       0 Package(s)
Total download size: 13 M
Is this ok [y/N]: y
Downloading Packages:
(1/1): kernel-2.6.14-1.18 100% |=========================|  13 MB 00:44
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
error: %pre(kernel-2.6.14-1.1808_FC5.i686) scriptlet failed, exit status 255
error: install: %pre scriptlet failed (2), skipping kernel-2.6.14-1.1808_FC5

Installed: kernel.i686 0:2.6.14-1.1808_FC5
Complete!