package libnss3:amd64 2:3.28.4-0ubuntu0.16.04.2 failed to install/upgrade: package libnss3:amd64 is already installed and configured

[Furkan]

I get these errors when computer has started up

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: libnss3:amd64 2:3.28.4-0ubuntu0.16.04.2
ProcVersionSignature: Ubuntu 4.8.0-36.36~16.04.1-generic 4.8.11
Uname: Linux 4.8.0-36-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.6
AptdaemonVersion: 1.1.1+bzr982-0ubuntu14
Architecture: amd64
Date: Sat Jul 1 15:17:12 2017
DuplicateSignature:
 package:libnss3:amd64:2:3.28.4-0ubuntu0.16.04.2
 Processing triggers for shared-mime-info (1.5-2ubuntu0.1) ...
 dpkg: error processing package libnss3-nssdb (--configure):
  package libnss3-nssdb is already installed and configured
ErrorMessage: package libnss3:amd64 is already installed and configured
InstallationDate: Installed on 2017-07-01 (0 days ago)
InstallationMedia: Ubuntu-GNOME 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.20
SourcePackage: dpkg
Title: package libnss3:amd64 2:3.28.4-0ubuntu0.16.04.2 failed to install/upgrade: package libnss3:amd64 is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.