This bug was fixed in the package nautilus - 1:3.26.4-0ubuntu7
--------------- nautilus (1:3.26.4-0ubuntu7) cosmic; urgency=medium
* d/p/0016-search-engine-add-a-recent-search-engine-listing-Gtk.patch: - Fix unpaired unref on search engine (LP: #1797851)
-- Marco Trevisan (Treviño) <email address hidden> Mon, 15 Oct 2018 13:57:46 +0200
This bug was fixed in the package nautilus - 1:3.26.4-0ubuntu7
---------------
nautilus (1:3.26.4-0ubuntu7) cosmic; urgency=medium
* d/p/0016- search- engine- add-a-recent- search- engine- listing- Gtk.patch:
- Fix unpaired unref on search engine (LP: #1797851)
-- Marco Trevisan (Treviño) <email address hidden> Mon, 15 Oct 2018 13:57:46 +0200