This bug was fixed in the package ubuntu-mate-artwork - 18.04.9
--------------- ubuntu-mate-artwork (18.04.9) bionic; urgency=medium
* Use noawait trigger variant when tracking lsb-release. LP: #1750465
-- Dimitri John Ledkov <email address hidden> Tue, 03 Apr 2018 15:22:45 +0100
This bug was fixed in the package ubuntu-mate-artwork - 18.04.9
---------------
ubuntu-mate-artwork (18.04.9) bionic; urgency=medium
* Use noawait trigger variant when tracking lsb-release. LP: #1750465
-- Dimitri John Ledkov <email address hidden> Tue, 03 Apr 2018 15:22:45 +0100