package mysql-server-5.7 5.7.22-0ubuntu18.04.1 failed to install/upgrade: installed mysql-server-5.7 package post-installation script subprocess returned error exit status 1

[Alex Filippov]

Can't install mysql server

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: mysql-server-5.7 5.7.22-0ubuntu18.04.1
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
Date: Thu May 3 12:50:46 2018
ErrorMessage: installed mysql-server-5.7 package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2018-04-27 (5 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
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_buffer_pool', 'ib_logfile1', 'ib_logfile0', 'mysql', 'debian-5.7.flag', 'sys', 'auto.cnf', 'ibdata1', 'performance_schema']
ProcCmdline: BOOT_IMAGE=/boot/vmlinuz-4.15.0-20-generic root=UUID=ad4cfa69-7a4f-48fa-9b12-d47ca6669cb8 ro quiet splash vt.handoff=1
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3
PythonDetails: /root/Error: command ['which', 'python'] failed with exit code 1:, Error: [Errno 2] No such file or directory: "/root/Error: command ['which', 'python'] failed with exit code 1:": "/root/Error: command ['which', 'python'] failed with exit code 1:", unpackaged
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.1
SourcePackage: mysql-5.7
Title: package mysql-server-5.7 5.7.22-0ubuntu18.04.1 failed to install/upgrade: installed mysql-server-5.7 package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Paulo (psgermano)]

I upgraded the version to solve this problem but anything changed. Some one could help me?

[Launchpad Janitor (janitor)]

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

[Andreas Hasenack (ahasenack)]

2018-05-03T10:50:44.643187Z 0 [ERROR] Can't start server: Bind on TCP/IP port: Address already in use
2018-05-03T10:50:44.643191Z 0 [ERROR] Do you already have another mysqld server running on port: 3306 ?
2018-05-03T10:50:44.643204Z 0 [ERROR] Aborting

Can you reproduce the error in a fresh install? What kind of local modifications did you do to install mysql? Were you following some tutorial?

[Launchpad Janitor (janitor)]

[Expired for mysql-5.7 (Ubuntu) because there has been no activity for 60 days.]