Description of problem:
dnf clean all

Version-Release number of selected component:
dnf-1.1.6-2.fc24

Additional info:
reporter:       libreport-2.7.0
cmdline:        /usr/bin/python3 /usr/bin/dnf clean all
dnf-makecache.log: -- No entries --
executable:     /usr/bin/dnf
kernel:         4.5.0-0.rc7.git0.2.fc24.x86_64
reproducible:   Not sure how to reproduce the problem
runlevel:       N 5
type:           Python3
uid:            0

Truncated backtrace:
clean.py:85:_clean_filelist:TypeError: not all arguments converted during string formatting

Traceback (most recent call last):
  File "/usr/bin/dnf", line 57, in <module>
    main.user_main(sys.argv[1:], exit_code=True)
  File "/usr/lib/python3.5/site-packages/dnf/cli/main.py", line 174, in user_main
    errcode = main(args)
  File "/usr/lib/python3.5/site-packages/dnf/cli/main.py", line 60, in main
    return _main(base, args)
  File "/usr/lib/python3.5/site-packages/dnf/cli/main.py", line 112, in _main
    cli.run()
  File "/usr/lib/python3.5/site-packages/dnf/cli/cli.py", line 1095, in run
    return self.command.run(self.base.extcmds)
  File "/usr/lib/python3.5/site-packages/dnf/cli/commands/clean.py", line 230, in run
    return self.clean(extcmds)
  File "/usr/lib/python3.5/site-packages/dnf/cli/commands/clean.py", line 184, in clean
    pkgcode, pkgresults = _clean_packages(repos)
  File "/usr/lib/python3.5/site-packages/dnf/cli/commands/clean.py", line 114, in _clean_packages
    return _clean_files(repos, exts, 'pkgdir', 'package')
  File "/usr/lib/python3.5/site-packages/dnf/cli/commands/clean.py", line 98, in _clean_files
    return _clean_filelist(filetype, filelist)
  File "/usr/lib/python3.5/site-packages/dnf/cli/commands/clean.py", line 85, in _clean_filelist
    msg %= (removed, filetype)
TypeError: not all arguments converted during string formatting

Local variables in innermost frame:
filelist: []
removed: 0
msg: ''
filetype: 'package'

Potential duplicate: bug 1303447