package sympa 6.1.24~dfsg-1 failed to install/upgrade: podproces zainstalowany skrypt post-installation zwrócił kod błędu 1

[Jaroslaw]

Description: Ubuntu 15.10
Release: 15.10

sympa:
  Zainstalowana: 6.1.24~dfsg-1
  Kandydująca: 6.1.24~dfsg-1
  Tabela wersji:
 *** 6.1.24~dfsg-1 0
        500 http://archive.ubuntu.com/ubuntu/ wily/universe amd64 Packages
        100 /var/lib/dpkg/status

mysql-server:
  Zainstalowana: 5.7.11-1ubuntu15.10
  Kandydująca: 5.7.11-1ubuntu15.10
  Tabela wersji:
 *** 5.7.11-1ubuntu15.10 0
        500 http://repo.mysql.com/apt/ubuntu/ wily/mysql-5.7 amd64 Packages
        100 /var/lib/dpkg/status
     5.6.28-0ubuntu0.15.10.1 0
        500 http://archive.ubuntu.com/ubuntu/ wily-updates/main amd64 Packages
        500 http://archive.ubuntu.com/ubuntu/ wily-security/main amd64 Packages
     5.6.25-0ubuntu1 0
        500 http://archive.ubuntu.com/ubuntu/ wily/main amd64 Packages

mysql-community-server:
  Zainstalowana: 5.7.11-1ubuntu15.10
  Kandydująca: 5.7.11-1ubuntu15.10
  Tabela wersji:
 *** 5.7.11-1ubuntu15.10 0
        500 http://repo.mysql.com/apt/ubuntu/ wily/mysql-5.7 amd64 Packages
        100 /var/lib/dpkg/status

Instead of complete sympa application installation a process has been stopped on the MySQL user and database creation and sympa installation window has been to closed. I have pasted a remark of sympa: An error occurred while installing the database: ERROR 2003 (HY000): Can't connect to MySQL server on '<host-name>' (111)

ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: sympa 6.1.24~dfsg-1
ProcVersionSignature: Ubuntu 4.2.0-34.39-generic 4.2.8-ckt4
Uname: Linux 4.2.0-34-generic x86_64
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
Date: Mon Mar 14 23:26:40 2016
ErrorMessage: podproces zainstalowany skrypt post-installation zwrócił kod błędu 1
InstallationDate: Installed on 2016-03-01 (13 days ago)
InstallationMedia: Ubuntu-GNOME 15.10 "Wily Werewolf" - Release amd64 (20151021)
RelatedPackageVersions:
 dpkg 1.18.2ubuntu5.1
 apt 1.0.10.2ubuntu1
SourcePackage: sympa
Title: package sympa 6.1.24~dfsg-1 failed to install/upgrade: podproces zainstalowany skrypt post-installation zwrócił kod błędu 1
UpgradeStatus: No upgrade log present (probably fresh install)