Red Hat Bugzilla –
Attachment 624355 Details for
Bug 864717[abrt] yum-3.4.3-42.fc18: yumRepo.py:1716:_retrieveMD:RepoError: Caching enabled but no local cache of /var/cache/yum/x86_64/18/fedora/20f5a1b76934db51a3273effbe0f6173a93e9b4bba368fc904ed5061aa84f225-comps-f18.xml.gz from fedora/18/x86_64