We have found some bugs in PackageKit and related components which require an update to fix. Unfortunately, the bugs can prevent Fedora Workstation’s default update mechanism – the ‘offline update’ system, where a notification of new updates appears, and you reboot to install them – from working correctly. The bugs can also cause problems with software installation and/or removal when using GNOME Software or Apper (the KDE software manager).
If you have tried to do an offline update recently, you may have seen a notification that it failed.
If you usually apply system updates using the ‘offline update’ mechanism or another PackageKit-based application, then to resolve this problem, we recommend that you run the following
command with root privileges:
command with root privileges:
Source: