package mysql-client-core-5.7 5.7.16-0ubuntu0.16.04.1 failed to install/upgrade: package mysql-client-core-5.7 is already installed and configured

[muh_acit]

this happened during apt-get upgrade command

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: mysql-client-core-5.7 5.7.16-0ubuntu0.16.04.1
ProcVersionSignature: Ubuntu 4.4.0-45.66-generic 4.4.21
Uname: Linux 4.4.0-45-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
AptdaemonVersion: 1.1.1+bzr982-0ubuntu14
Architecture: amd64
Date: Wed Oct 26 09:27:58 2016
DuplicateSignature:
 package:mysql-client-core-5.7:5.7.16-0ubuntu0.16.04.1
 Processing triggers for man-db (2.7.5-1) ...
 dpkg: error processing package mysql-client-core-5.7 (--configure):
  package mysql-client-core-5.7 is already installed and configured
ErrorMessage: package mysql-client-core-5.7 is already installed and configured
InstallationDate: Installed on 2016-10-22 (3 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
Logs.var.log.daemon.log:

MySQLConf.etc.mysql.conf.d.mysql.cnf: [mysql]
MySQLConf.etc.mysql.conf.d.mysqldump.cnf:
 [mysqldump]
 quick
 quote-names
 max_allowed_packet = 16M
MySQLConf.etc.mysql.mysql.conf.d.mysqld_safe_syslog.cnf:
 [mysqld_safe]
 syslog
MySQLVarLibDirListing: ['ib_logfile1', 'ib_logfile0', 'mysql', 'ib_buffer_pool', 'ibdata1', 'performance_schema', 'mysql_upgrade_info', 'ibtmp1', 'debian-5.7.flag', 'sys', 'auto.cnf']
ProcCmdline: BOOT_IMAGE=/boot/vmlinuz-4.4.0-45-generic root=UUID=279fd546-fcd7-4267-8804-ccbc4aec0889 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.12~ubuntu16.04.1
SourcePackage: dpkg
Title: package mysql-client-core-5.7 5.7.16-0ubuntu0.16.04.1 failed to install/upgrade: package mysql-client-core-5.7 is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)