This bug was fixed in the package ebtables - 2.0.10.4-3.5ubuntu4
--------------- ebtables (2.0.10.4-3.5ubuntu4) cosmic; urgency=medium
* Never return failure during ebtables.init stop(), it can cause errors during package upgrade (LP: #1774120)
-- Dan Streetman <email address hidden> Thu, 31 May 2018 08:46:43 -0400
This bug was fixed in the package ebtables - 2.0.10.4-3.5ubuntu4
--------------- 4-3.5ubuntu4) cosmic; urgency=medium
ebtables (2.0.10.
* Never return failure during ebtables.init stop(), it can cause
errors during package upgrade (LP: #1774120)
-- Dan Streetman <email address hidden> Thu, 31 May 2018 08:46:43 -0400