/usr/bin/gnome-shell:ERROR:../src/shell-app.c:1773:shell_app_dispose: assertion failed: (app->state == SHELL_APP_STATE_STOPPED)

[errors.ubuntu.com bug bridge]

The Ubuntu Error Tracker has been receiving reports about a problem regarding gnome-shell. This problem was most recently seen with package version 46.0-0ubuntu5.1, the problem page at https://errors.ubuntu.com/problem/1abaaf46c8b70b1fc87278bec9e4d2cefc15daaf contains more details, including versions of packages affected, stacktrace or traceback, and individual crash reports.
If you do not have access to the Ubuntu Error Tracker and are a software developer, you can request it at http://forms.canonical.com/reports/.