Version-Release number of selected component:
yum-3.4.3-29.fc17

Additional info:
libreport version: 2.0.18
abrt_version:   2.0.18
cmdline:        /usr/bin/python -t /usr/share/yum-cli/completion-helper.py -d 0 -C list available gno
kernel:         3.6.6-1.fc17.x86_64

backtrace:
:os.py:157:makedirs:OSError: [Errno 13] Permission denied: '/var/cache/yum/x86_64/17/Dropbox/gen'
:
:Traceback (most recent call last):
:  File "/usr/share/yum-cli/completion-helper.py", line 89, in <module>
:    main(sys.argv[1:])
:  File "/usr/share/yum-cli/completion-helper.py", line 83, in main
:    base.doCommands()
:  File "/usr/share/yum-cli/cli.py", line 485, in doCommands
:    return self.yum_cli_commands[self.basecmd].doCommand(self, self.basecmd, self.extcmds)
:  File "/usr/share/yum-cli/completion-helper.py", line 45, in doCommand
:    patterns=[get_pattern(extcmds)])
:  File "/usr/lib/python2.7/site-packages/yum/__init__.py", line 2709, in doPackageLists
:    avail = self.pkgSack.returnNewestByNameArch(patterns=patterns,
:  File "/usr/lib/python2.7/site-packages/yum/__init__.py", line 1015, in <lambda>
:    pkgSack = property(fget=lambda self: self._getSacks(),
:  File "/usr/lib/python2.7/site-packages/yum/__init__.py", line 779, in _getSacks
:    self.repos.populateSack(which=repos)
:  File "/usr/lib/python2.7/site-packages/yum/repos.py", line 348, in populateSack
:    sack.populate(repo, mdtype, callback, cacheonly)
:  File "/usr/lib/python2.7/site-packages/yum/yumRepo.py", line 211, in populate
:    ret = misc.repo_gen_decompress(xml, gen, cached=repo.cache)
:  File "/usr/lib/python2.7/site-packages/yum/misc.py", line 1167, in repo_gen_decompress
:    os.makedirs(dest, mode=0755)
:  File "/usr/lib64/python2.7/os.py", line 157, in makedirs
:    mkdir(name, mode)
:OSError: [Errno 13] Permission denied: '/var/cache/yum/x86_64/17/Dropbox/gen'
:
:Local variables in innermost frame:
:tail: 'gen'
:head: '/var/cache/yum/x86_64/17/Dropbox'
:name: '/var/cache/yum/x86_64/17/Dropbox/gen'
:mode: 493