The GTK warning no longer happes for me on Ubuntu 18.04.01. However a different message is written to the terminal at startup:
Initializing nautilus-image-converter extension (unrelated) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to nautilus in Ubuntu. https://bugs.launchpad.net/bugs/1459359 Title: Gtk & Glib CRITICAL messages at startup (regression) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1459359/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
