Cette fois dnf semble la cause de l'erreur ....
Ca ne sent pas bon 🙁
May 8 19:43:57 aofr-gbt dnf[863]: Exécution du scriptlet: java-1.8.0-openjdk-headless-1:1.8.0.212.b04-0.f 1/1
May 8 19:43:57 aofr-gbt dnf[863]: Exécution du scriptlet: npm-1:6.4.1-1.10.15.3.1.fc30.x86_64 1/1
May 8 19:43:57 aofr-gbt dnf[863]: Exécution du scriptlet: kmail-18.12.2-1.fc30.x86_64 1/1
May 8 19:43:57 aofr-gbt dnf[863]: Exécution du scriptlet: chrome-remote-desktop-73.0.3683.86-2.fc30.x86_6 1/1
May 8 19:43:58 aofr-gbt dnf[863]: Exécution du scriptlet: firefox-66.0.4-1.fc30.x86_64 1/1
May 8 19:44:02 aofr-gbt dnf[863]: Préparation en cours : 1/1
May 8 19:44:02 aofr-gbt dnf[863]: Traceback (most recent call last):
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/bin/dnf", line 58, in <module>
May 8 19:44:02 aofr-gbt dnf[863]: main.user_main(sys.argv[1:], exit_code=True)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/cli/main.py", line 192, in user_main
May 8 19:44:02 aofr-gbt dnf[863]: errcode = main(args)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/cli/main.py", line 64, in main
May 8 19:44:02 aofr-gbt dnf[863]: return _main(base, args, cli_class, option_parser_class)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/cli/main.py", line 99, in _main
May 8 19:44:02 aofr-gbt dnf[863]: return cli_run(cli, base)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/cli/main.py", line 123, in cli_run
May 8 19:44:02 aofr-gbt dnf[863]: ret = resolving(cli, base)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/cli/main.py", line 167, in resolving
May 8 19:44:02 aofr-gbt dnf[863]: base.do_transaction(display=displays)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/cli/cli.py", line 225, in do_transaction
May 8 19:44:02 aofr-gbt dnf[863]: tid = super(BaseCli, self).do_transaction(display)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/base.py", line 879, in do_transaction
May 8 19:44:02 aofr-gbt dnf[863]: tid = self._run_transaction(cb=cb)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/base.py", line 1008, in _run_transaction
May 8 19:44:02 aofr-gbt dnf[863]: self.history.end(rpmdbv, 2, errors=herrors)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib/python3.7/site-packages/dnf/db/history.py", line 504, in end
May 8 19:44:02 aofr-gbt dnf[863]: bool(return_code)
May 8 19:44:02 aofr-gbt dnf[863]: File "/usr/lib64/python3.7/site-packages/libdnf/transaction.py", line 758, in endTransaction
May 8 19:44:02 aofr-gbt dnf[863]: return _transaction.Swdb_endTransaction(self, dtEnd, rpmdbVersionEnd, state)
May 8 19:44:02 aofr-gbt dnf[863]: RuntimeError: L’état du TransactionItem n’est pas défini: dnf-4.2.2-2.fc30.noarch
May 8 19:44:02 aofr-gbt systemd[1]: dnf-system-upgrade.service: Main process exited, code=exited, status=1/FAILURE
May 8 19:44:02 aofr-gbt systemd[1]: dnf-system-upgrade.service: Failed with result 'exit-code'.