Version-Release number of selected component:
dnf-1.1.9-2.fc24

Additional info:
reporter:       libreport-2.7.2
cmdline:        /usr/bin/python3 /usr/bin/dnf update
executable:     /usr/bin/dnf
kernel:         4.6.4-301.fc24.x86_64
pkg_fingerprint: 73BD E983 81B4 6521
pkg_vendor:     Fedora Project
runlevel:       N 5
type:           Python3
uid:            0

Truncated backtrace:
editutil.py:75:wrapper:gpgme.GpgmeError: (32, 1, 'Загальна помилка')

Traceback (most recent call last):
  File "/usr/lib/python3.5/site-packages/dnf/repo.py", line 226, in perform
    return super(_Handle, self).perform(result)
  File "/usr/lib64/python3.5/site-packages/librepo/__init__.py", line 1506, in perform
    _librepo.Handle.perform(self, result)
librepo.LibrepoException: (25, 'repomd.xml GPG signature verification error: Bad GPG signature', 'Bad GPG signature')

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3.5/site-packages/dnf/repo.py", line 592, in _handle_load
    return self._handle_load_with_pubring(handle)
  File "/usr/lib/python3.5/site-packages/dnf/repo.py", line 610, in _handle_load_with_pubring
    return self._handle_load_core(handle)
  File "/usr/lib/python3.5/site-packages/dnf/repo.py", line 603, in _handle_load_core
    result = handle.perform()
  File "/usr/lib/python3.5/site-packages/dnf/repo.py", line 230, in perform
    raise _DetailedLibrepoError(exc, source)
dnf.repo._DetailedLibrepoError

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/bin/dnf", line 58, 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
    self._process_demands()
  File "/usr/lib/python3.5/site-packages/dnf/cli/cli.py", line 810, in _process_demands
    load_available_repos=lar)
  File "/usr/lib/python3.5/site-packages/dnf/base.py", line 239, in fill_sack
    self._add_repo_to_sack(r)
  File "/usr/lib/python3.5/site-packages/dnf/base.py", line 111, in _add_repo_to_sack
    repo.load()
  File "/usr/lib/python3.5/site-packages/dnf/repo.py", line 835, in load
    self._handle_load(handle)
  File "/usr/lib/python3.5/site-packages/dnf/repo.py", line 597, in _handle_load
    dnf.crypto.import_repo_keys(self)
  File "/usr/lib/python3.5/site-packages/dnf/crypto.py", line 62, in import_repo_keys
    make_ro_copy=False)
  File "/usr/lib/python3.5/site-packages/dnf/yum/misc.py", line 318, in import_key_to_pubring
    return True
  File "/usr/lib64/python3.5/contextlib.py", line 77, in __exit__
    self.gen.throw(type, value, traceback)
  File "/usr/lib/python3.5/site-packages/dnf/crypto.py", line 95, in pubring_dir
    yield
  File "/usr/lib/python3.5/site-packages/dnf/yum/misc.py", line 293, in import_key_to_pubring
    gpgme.editutil.edit_trust(ctx, k, gpgme.VALIDITY_ULTIMATE)
  File "/usr/lib64/python3.5/site-packages/gpgme/editutil.py", line 75, in wrapper
    ctx.edit(key, edit_callback, output)
gpgme.GpgmeError: (32, 1, 'Загальна помилка')

Local variables in innermost frame:
kwargs: {}
gen: <generator object edit_trust at 0x7fcd7b0fe258>
function: <function edit_trust at 0x7fcd7f6e3598>
edit_callback: <function key_editor.<locals>.wrapper.<locals>.edit_callback at 0x7fcd7b107620>
key: <gpgme.Key object at 0x7fcd7ba822e8>
args: (5,)
output: <_io.BytesIO object at 0x7fcd7b0fe0a0>
ctx: <gpgme.Context object at 0x7fcd7ba82318>