This bug was fixed in the package apturl - 0.5.2ubuntu14.2
--------------- apturl (0.5.2ubuntu14.2) bionic; urgency=medium
* Also switch from gksu to pkexec, making Synaptic backend really, *really* work (LP: #1338482)
-- Vlad Orlov <email address hidden> Wed, 26 Sep 2018 17:08:54 +1000
This bug was fixed in the package apturl - 0.5.2ubuntu14.2
---------------
apturl (0.5.2ubuntu14.2) bionic; urgency=medium
* Also switch from gksu to pkexec, making Synaptic backend really,
*really* work (LP: #1338482)
-- Vlad Orlov <email address hidden> Wed, 26 Sep 2018 17:08:54 +1000