You filed a bug against the Ubuntu documentation, and your problem is not about that, so closing.
I recommend that you ask for support at a suitable resource, for instance <https://askubuntu.com>. If you do, you may want to open a terminal window, run the command unity-control-center and include whatever it outputs to the question you ask. ** Changed in: ubuntu-docs (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Documentation Packages, which is subscribed to ubuntu-docs in Ubuntu. https://bugs.launchpad.net/bugs/1688330 Title: 17.04 update causes failure to open "System Settings..." Status in ubuntu-docs package in Ubuntu: Invalid Bug description: Running 17.04 the Software Updated says the SW is up-to-date. As far as I can tell, the last SW update caused this problem. Using the "gear icon" in the upper right corner I cannot open "system settings..." or open About this computer. I can select help or "shut down..." To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-docs/+bug/1688330/+subscriptions -- Mailing list: https://launchpad.net/~documentation-packages Post to : documentation-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~documentation-packages More help : https://help.launchpad.net/ListHelp