package setserial 2.17-48ubuntu1 failed to install/upgrade: Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück

after updating from lubuntu 14.04 to 15.10 some bugs are comin up. sorry for no further idea from where it could have come...
sincerly
osiris

after "sudo apt-get update" and then "sudo apt-get upgrade" came a window which said that there ist a problem with setserial.

ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: setserial 2.17-48ubuntu1
ProcVersionSignature: Ubuntu 3.11.0-12.19-generic 3.11.3
Uname: Linux 3.11.0-12-generic i686
ApportVersion: 2.19.1-0ubuntu5
AptOrdering:
 openssh-client: Install
 resolvconf: Configure
 setserial: Configure
 openssh-client: Configure
 NULL: ConfigurePending
Architecture: i386
Date: Wed May 11 01:10:25 2016
DuplicateSignature: package:setserial:2.17-48ubuntu1:Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück
ErrorMessage: Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück
RelatedPackageVersions:
 dpkg 1.18.2ubuntu5.1
 apt 1.0.10.2ubuntu2
SourcePackage: setserial
Title: package setserial 2.17-48ubuntu1 failed to install/upgrade: Unterprozess installiertes post-installation-Skript gab den Fehlerwert 1 zurück
UpgradeStatus: Upgraded to wily on 2016-05-09 (0 days ago)
modified.conffile..etc.init.d.etc.setserial: [deleted]
modified.conffile..etc.init.d.setserial: [deleted]