When I switched off and on google calendar in gnome-calendar, this happened:
GcalTimeline:ERROR:../src/core/gcal-timeline.c:212:increase_completed_calendars: assertion failed: (self->completed_calendars <= g_hash_table_size (self->calendars)) Bail out! GcalTimeline:ERROR:../src/core/gcal-timeline.c:212:increase_completed_calendars: assertion failed: (self->completed_calendars <= g_hash_table_size (self->calendars)) Aborted (core dumped) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-calendar in Ubuntu. https://bugs.launchpad.net/bugs/1938658 Title: Week view goes blank when changing weeks or when user screen focus changes. Status in gnome-calendar package in Ubuntu: New Bug description: Description: Ubuntu 20.04.2 LTS Release: 20.04 gnome-calendar: Installed: 3.36.2-0ubuntu1 Candidate: 3.36.2-0ubuntu1 Version table: *** 3.36.2-0ubuntu1 500 500 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages 100 /var/lib/dpkg/status 3.36.1-1 500 500 http://archive.ubuntu.com/ubuntu focal/main amd64 Packages Week view goes blank when changing weeks or when user screen focus changes. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-calendar/+bug/1938658/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp