Public bug reported: This after launching update-manager in a terminal's window:
Traceback (most recent call last): File "/usr/lib/python3/dist-packages/UpdateManager/Dialogs.py", line 118, in <lambda> button.connect("clicked", lambda x: callback()) File "/usr/lib/python3/dist-packages/UpdateManager/UpdatesAvailable.py", line 880, in on_button_install_clicked self.window_main.start_install() File "/usr/lib/python3/dist-packages/UpdateManager/UpdateManager.py", line 234, in start_install self._start_pane(install_backend) File "/usr/lib/python3/dist-packages/UpdateManager/UpdateManager.py", line 174, in _start_pane pane.start() File "/usr/lib/python3/dist-packages/UpdateManager/backend/__init__.py", line 61, in start self.commit_oem(pkgs_install_oem, pkgs_upgrade_oem) UnboundLocalError: local variable 'pkgs_install_oem' referenced before assignment I tried with sudo but nothing to do. I've the same problem on 3 systems. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: update-manager 1:20.04.10.2 ProcVersionSignature: Ubuntu 5.4.0-59.65-generic 5.4.78 Uname: Linux 5.4.0-59-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu27.14 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Thu Jan 7 16:30:48 2021 ExecutablePath: /usr/bin/update-manager InstallationDate: Installed on 2019-04-13 (635 days ago) InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210) InterpreterPath: /usr/bin/python3.8 PackageArchitecture: all ProcEnviron: PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=it_IT.UTF-8 SHELL=/bin/bash Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2 PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4 SourcePackage: update-manager UpgradeStatus: Upgraded to focal on 2020-12-29 (8 days ago) ** Affects: update-manager (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal package-from-proposed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1910556 Title: update-manager is hanging after clicking on "install updates" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1910556/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs