/usr/bin/gnome-shell:11:g_type_check_instance_cast:st_label_set_text:ffi_call_unix64:ffi_call:gjs_invoke_c_function

[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 3.26.2-0ubuntu0.1, the problem page at https://errors.ubuntu.com/problem/811164cadd3e9e891f9e2d439bda59925f91a62c 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/.