Details here: https://gitlab.gnome.org/GNOME/evolution/issues/413
This is caused by Evolution not having the most up-to-date version of the event. If the calendar is refreshed, the issue may go away. ** Bug watch added: gitlab.gnome.org/GNOME/evolution/issues #413 https://gitlab.gnome.org/GNOME/evolution/issues/413 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1776978 Title: Update to calendar invitations cannot be processed: HTTP error code 412 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/evolution/+bug/1776978/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs