Description of problem:
[root@hubmaier yum]# yum install nspluginwrapper.i386
Loaded plugins: allowdowngrade, basearchonly, changelog, downloadonly,
              : protectbase, security
rawhide                   100% |=========================| 2.4 kB    00:00     
0 packages excluded due to repository protections
Setting up Install Process
Parsing package install arguments
Resolving Dependencies
--> Running transaction check
---> Package nspluginwrapper.i386 0:0.9.91.5-25.fc9 set to be updated
--> Processing Dependency: libnspr4.so for package: nspluginwrapper
--> Processing Dependency: libplds4.so for package: nspluginwrapper
--> Processing Dependency: libplc4.so for package: nspluginwrapper
--> Running transaction check
---> Package nspr.i386 0:4.7.0.99.1-2.fc9 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved

=============================================================================
 Package                 Arch       Version          Repository        Size 
=============================================================================
Installing:
 nspluginwrapper         i386       0.9.91.5-25.fc9  rawhide           125 k
Installing for dependencies:
 nspr                    i386       4.7.0.99.1-2.fc9  rawhide           122 k

Transaction Summary
=============================================================================
Install      2 Package(s)         
Update       0 Package(s)         
Remove       0 Package(s)         

Total download size: 247 k
Is this ok [y/N]: y
Downloading Packages:
(1/2): nspr-4.7.0.99.1-2. 100% |=========================| 122 kB    00:02     
(2/2): nspluginwrapper-0. 100% |=========================| 125 kB    00:02     
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test


Transaction Check Error:
  package nspluginwrapper-0.9.91.5-26.fc9.x86_64 (which is newer than
nspluginwrapper-0.9.91.5-25.fc9.i386) is already installed
  file /etc/sysconfig/nspluginwrapper from install of
nspluginwrapper-0.9.91.5-25.fc9.i386 conflicts with file from package
nspluginwrapper-0.9.91.5-26.fc9.x86_64

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

[root@hubmaier yum]# 

Version-Release number of selected component (if applicable):
nspluginwrapper-0.9.91.5-25.fc9.i386

How reproducible:
100%