package mysql-server-5.7 (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[yosefrow]

mysql-server-5.7 and mysql-server could not be installed

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: mysql-server-5.7 (not installed)
ProcVersionSignature: Ubuntu 4.4.0-83.106-generic 4.4.70
Uname: Linux 4.4.0-83-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
Date: Sun Sep 10 18:30:21 2017
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2017-01-30 (222 days ago)
InstallationMedia: It
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.24
SourcePackage: mysql-5.7
Title: package mysql-server-5.7 (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
mtime.conffile..etc.mysql.mysql.conf.d.mysqld.cnf: 2017-06-15T14:51:03.846137
upstart.mysql.override: manual

[Christian Ehrhardt  (paelzer)]

Hi yosefrow,
that is unfortunately a known issue that is already being worked on.
Usually retrying the update gets you going.

I'll dup you on the bug that tracks the effort to resolve the issue.