yum: IndexError: list index out of range ??

[sean darcy]

yum-3.2.2-1.fc7

yum  update
..............
--> Processing Dependency: lirc = 0.8.1-1.fc7 for package: lirc-devel
Traceback (most recent call last):
   File "/usr/bin/yum", line 29, in <module>
     yummain.main(sys.argv[1:])
   File "/usr/share/yum-cli/yummain.py", line 135, in main
     (result, resultmsgs) = base.buildTransaction()
   File "/usr/lib/python2.5/site-packages/yum/__init__.py", line 540, in 
buildTransaction
     (rescode, restring) = self.resolveDeps()
   File "/usr/lib/python2.5/site-packages/yum/depsolve.py", line 885, in 
resolveDeps
     (checkdep, missing, conflict, errormsgs) = self._processReq(dep, 
prcoformat_need)
   File "/usr/lib/python2.5/site-packages/yum/depsolve.py", line 334, in 
_processReq
     requirementTuple, errormsgs)
   File "/usr/lib/python2.5/site-packages/yum/depsolve.py", line 469, in 
_requiringFromInstalled
     return self._requiringFromTransaction(reqpkg, requirement, errorlist)
   File "/usr/lib/python2.5/site-packages/yum/depsolve.py", line 574, in 
_requiringFromTransaction
     reqpkg = self.tsInfo.matchNaevr(name=name, ver=version, rel=release)[0]
IndexError: list index out of range


sean