Thanks for the bug report. Please start by uninstalling all of these extensions and then reboot:
'sound-output-device-choo...@kgshank.net' 'dash-to-d...@micxgx.gmail.com' 'transpare...@franglais125.gmail.com' 'panel-dock...@quina.at' 'd...@gnome-shell-extensions.gcampax.github.com' 'move_cl...@rmy.pobox.com' 'removepanelappm...@evotex.ch' 'panel-...@berend.de.schouwer.gmail.com' 'remove-dropdown-arr...@mpdeimos.com' 'user-th...@gnome-shell-extensions.gcampax.github.com' 'brightness_cont...@lmedinas.org' 'brightnessxra...@jabi.irontec.com' 'dynamictop...@gnomeshell.feildel.fr' 'Panel_Shutdown_Button@TinMar' 'ShutdownButton@ChaosDriven' 'drive-m...@gnome-shell-extensions.gcampax.github.com' 'hide_activit...@shay.shayel.org' We find a large number of bugs are caused by extensions so need to exclude those as a first step. And they need to be fully uninstalled as buggy extensions can still interfere with the system when disabled. ** Changed in: gnome-shell (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1862704 Title: some times no respond many applications and take very much time to start SO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1862704/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs