Error in launching GUI application {software-center} with sudo in Ubuntu [ Gtk-CRITICAL **: gtk_settings_get_for_screen: assertion 'GDK_IS_SCREEN (screen)' failed ] byMountSteps •October 09, 2019 Error: in opening software-center using sudo in Ubuntu (software-center:8116): Gtk-CRITICAL **: gtk_settings_get_for_screen: assertion 'GDK_IS_SCREEN (screen)' failed How to solve:- run below command: gksudo "/usr/bin/ guf…
