package phpmyadmin 4:4.6.6-5 failed to install/upgrade: installed phpmyadmin package post-installation script subprocess returned error exit status 1

[Lou Conklin]

$ sudo apt-get install phpmyadmin
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
  dbconfig-common dbconfig-mysql default-mysql-client libaio1
  libapache2-mod-php7.2 libjs-sphinxdoc libjs-underscore libzip4
  mysql-client-5.7 mysql-client-core-5.7 mysql-common php php-bz2 php-curl
  php-gd php-mbstring php-mysql php-pear php-php-gettext php-phpseclib
  php-tcpdf php-xml php-zip php7.2 php7.2-bz2 php7.2-curl php7.2-gd
  php7.2-mbstring php7.2-mysql php7.2-xml php7.2-zip
Suggested packages:
  default-mysql-server | virtual-mysql-server php-libsodium php-mcrypt php-gmp
  php-imagick
The following NEW packages will be installed:
  dbconfig-common dbconfig-mysql default-mysql-client libaio1
  libapache2-mod-php7.2 libjs-sphinxdoc libjs-underscore libzip4
  mysql-client-5.7 mysql-client-core-5.7 mysql-common php php-bz2 php-curl
  php-gd php-mbstring php-mysql php-pear php-php-gettext php-phpseclib
  php-tcpdf php-xml php-zip php7.2 php7.2-bz2 php7.2-curl php7.2-gd
  php7.2-mbstring php7.2-mysql php7.2-xml php7.2-zip phpmyadmin
0 upgraded, 32 newly installed, 0 to remove and 0 not upgraded.
Need to get 24.4 MB of archives.
After this operation, 124 MB of additional disk space will be used.
Do you want to continue? [Y/n] y
Get:1 http://archive.ubuntu.com/ubuntu bionic/main amd64 dbconfig-common all 2.0.9 [601 kB]
Get:2 http://archive.ubuntu.com/ubuntu bionic/main amd64 libaio1 amd64 0.3.110-5 [6,448 B]
Get:3 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 mysql-client-core-5.7 amd64 5.7.24-0ubuntu0.18.04.1 [6,988 kB]
Get:4 http://archive.ubuntu.com/ubuntu bionic/main amd64 mysql-common all 5.8+1.0.4 [7,308 B]
Get:5 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 mysql-client-5.7 amd64 5.7.24-0ubuntu0.18.04.1 [2,312 kB]
Get:6 http://archive.ubuntu.com/ubuntu bionic/universe amd64 default-mysql-client all 1.0.4 [3,508 B]
Get:7 http://archive.ubuntu.com/ubuntu bionic/universe amd64 dbconfig-mysql all 2.0.9 [1,038 B]
Get:8 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 libapache2-mod-php7.2 amd64 7.2.10-0ubuntu0.18.04.1 [1,349 kB]
Get:9 http://archive.ubuntu.com/ubuntu bionic/main amd64 libjs-underscore all 1.8.3~dfsg-1 [59.9 kB]
Get:10 http://archive.ubuntu.com/ubuntu bionic/main amd64 libjs-sphinxdoc all 1.6.7-1ubuntu1 [85.6 kB]
Get:11 http://archive.ubuntu.com/ubuntu bionic/universe amd64 libzip4 amd64 1.1.2-1.1 [37.8 kB]
Get:12 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 php7.2 all 7.2.10-0ubuntu0.18.04.1 [9,248 B]
Get:13 http://archive.ubuntu.com/ubuntu bionic/main amd64 php all 1:7.2+60ubuntu1 [3,084 B]
Get:14 http://archive.ubuntu.com/ubuntu bionic-updates/universe amd64 php7.2-bz2 amd64 7.2.10-0ubuntu0.18.04.1 [10.2 kB]
Get:15 http://archive.ubuntu.com/ubuntu bionic/universe amd64 php-bz2 all 1:7.2+60ubuntu1 [2,004 B]
Get:16 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 php7.2-curl amd64 7.2.10-0ubuntu0.18.04.1 [28.9 kB]
Get:17 http://archive.ubuntu.com/ubuntu bionic/main amd64 php-curl all 1:7.2+60ubuntu1 [1,996 B]
Get:18 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 php7.2-gd amd64 7.2.10-0ubuntu0.18.04.1 [27.1 kB]
Get:19 http://archive.ubuntu.com/ubuntu bionic/main amd64 php-gd all 1:7.2+60ubuntu1 [1,996 B]
Get:20 http://archive.ubuntu.com/ubuntu bionic-updates/universe amd64 php7.2-mbstring amd64 7.2.10-0ubuntu0.18.04.1 [483 kB]
Get:21 http://archive.ubuntu.com/ubuntu bionic/universe amd64 php-mbstring all 1:7.2+60ubuntu1 [2,008 B]
Get:22 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 php7.2-mysql amd64 7.2.10-0ubuntu0.18.04.1 [118 kB]
Get:23 http://archive.ubuntu.com/ubuntu bionic/main amd64 php-mysql all 1:7.2+60ubuntu1 [2,004 B]
Get:24 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 php7.2-xml amd64 7.2.10-0ubuntu0.18.04.1 [107 kB]
Get:25 http://archive.ubuntu.com/ubuntu bionic/universe amd64 php-xml all 1:7.2+60ubuntu1 [2,024 B]
Get:26 http://archive.ubuntu.com/ubuntu bionic/main amd64 php-pear all 1:1.10.5+submodules+notgz-1ubuntu1 [284 kB]
Get:27 http://archive.ubuntu.com/ubuntu bionic/universe amd64 php-php-gettext all 1.0.12-0.1 [16.2 kB]
Get:28 http://archive.ubuntu.com/ubuntu bionic/universe amd64 php-phpseclib all 2.0.9-1 [176 kB]
Get:29 http://archive.ubuntu.com/ubuntu bionic/universe amd64 php-tcpdf all 6.2.13+dfsg-1ubuntu1 [7,791 kB]
Get:30 http://archive.ubuntu.com/ubuntu bionic-updates/universe amd64 php7.2-zip amd64 7.2.10-0ubuntu0.18.04.1 [20.3 kB]
Get:31 http://archive.ubuntu.com/ubuntu bionic/universe amd64 php-zip all 1:7.2+60ubuntu1 [1,996 B]
Get:32 http://archive.ubuntu.com/ubuntu bionic/universe amd64 phpmyadmin all 4:4.6.6-5 [3,861 kB]
Fetched 24.4 MB in 10s (2,500 kB/s)
Extracting templates from packages: 100%
Preconfiguring packages ...
Selecting previously unselected package dbconfig-common.
(Reading database ... 201229 files and directories currently installed.)
Preparing to unpack .../00-dbconfig-common_2.0.9_all.deb ...
Unpacking dbconfig-common (2.0.9) ...
Selecting previously unselected package libaio1:amd64.
Preparing to unpack .../01-libaio1_0.3.110-5_amd64.deb ...
Unpacking libaio1:amd64 (0.3.110-5) ...
Selecting previously unselected package mysql-client-core-5.7.
Preparing to unpack .../02-mysql-client-core-5.7_5.7.24-0ubuntu0.18.04.1_amd64.deb ...
Unpacking mysql-client-core-5.7 (5.7.24-0ubuntu0.18.04.1) ...
Selecting previously unselected package mysql-common.
Preparing to unpack .../03-mysql-common_5.8+1.0.4_all.deb ...
Unpacking mysql-common (5.8+1.0.4) ...
Selecting previously unselected package mysql-client-5.7.
Preparing to unpack .../04-mysql-client-5.7_5.7.24-0ubuntu0.18.04.1_amd64.deb ...
Unpacking mysql-client-5.7 (5.7.24-0ubuntu0.18.04.1) ...
Selecting previously unselected package default-mysql-client.
Preparing to unpack .../05-default-mysql-client_1.0.4_all.deb ...
Unpacking default-mysql-client (1.0.4) ...
Selecting previously unselected package dbconfig-mysql.
Preparing to unpack .../06-dbconfig-mysql_2.0.9_all.deb ...
Unpacking dbconfig-mysql (2.0.9) ...
Selecting previously unselected package libapache2-mod-php7.2.
Preparing to unpack .../07-libapache2-mod-php7.2_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking libapache2-mod-php7.2 (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package libjs-underscore.
Preparing to unpack .../08-libjs-underscore_1.8.3~dfsg-1_all.deb ...
Unpacking libjs-underscore (1.8.3~dfsg-1) ...
Selecting previously unselected package libjs-sphinxdoc.
Preparing to unpack .../09-libjs-sphinxdoc_1.6.7-1ubuntu1_all.deb ...
Unpacking libjs-sphinxdoc (1.6.7-1ubuntu1) ...
Selecting previously unselected package libzip4:amd64.
Preparing to unpack .../10-libzip4_1.1.2-1.1_amd64.deb ...
Unpacking libzip4:amd64 (1.1.2-1.1) ...
Selecting previously unselected package php7.2.
Preparing to unpack .../11-php7.2_7.2.10-0ubuntu0.18.04.1_all.deb ...
Unpacking php7.2 (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php.
Preparing to unpack .../12-php_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php (1:7.2+60ubuntu1) ...
Selecting previously unselected package php7.2-bz2.
Preparing to unpack .../13-php7.2-bz2_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking php7.2-bz2 (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php-bz2.
Preparing to unpack .../14-php-bz2_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php-bz2 (1:7.2+60ubuntu1) ...
Selecting previously unselected package php7.2-curl.
Preparing to unpack .../15-php7.2-curl_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking php7.2-curl (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php-curl.
Preparing to unpack .../16-php-curl_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php-curl (1:7.2+60ubuntu1) ...
Selecting previously unselected package php7.2-gd.
Preparing to unpack .../17-php7.2-gd_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking php7.2-gd (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php-gd.
Preparing to unpack .../18-php-gd_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php-gd (1:7.2+60ubuntu1) ...
Selecting previously unselected package php7.2-mbstring.
Preparing to unpack .../19-php7.2-mbstring_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking php7.2-mbstring (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php-mbstring.
Preparing to unpack .../20-php-mbstring_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php-mbstring (1:7.2+60ubuntu1) ...
Selecting previously unselected package php7.2-mysql.
Preparing to unpack .../21-php7.2-mysql_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking php7.2-mysql (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php-mysql.
Preparing to unpack .../22-php-mysql_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php-mysql (1:7.2+60ubuntu1) ...
Selecting previously unselected package php7.2-xml.
Preparing to unpack .../23-php7.2-xml_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking php7.2-xml (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php-xml.
Preparing to unpack .../24-php-xml_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php-xml (1:7.2+60ubuntu1) ...
Selecting previously unselected package php-pear.
Preparing to unpack .../25-php-pear_1%3a1.10.5+submodules+notgz-1ubuntu1_all.deb ...
Unpacking php-pear (1:1.10.5+submodules+notgz-1ubuntu1) ...
Selecting previously unselected package php-php-gettext.
Preparing to unpack .../26-php-php-gettext_1.0.12-0.1_all.deb ...
Unpacking php-php-gettext (1.0.12-0.1) ...
Selecting previously unselected package php-phpseclib.
Preparing to unpack .../27-php-phpseclib_2.0.9-1_all.deb ...
Unpacking php-phpseclib (2.0.9-1) ...
Selecting previously unselected package php-tcpdf.
Preparing to unpack .../28-php-tcpdf_6.2.13+dfsg-1ubuntu1_all.deb ...
Unpacking php-tcpdf (6.2.13+dfsg-1ubuntu1) ...
Selecting previously unselected package php7.2-zip.
Preparing to unpack .../29-php7.2-zip_7.2.10-0ubuntu0.18.04.1_amd64.deb ...
Unpacking php7.2-zip (7.2.10-0ubuntu0.18.04.1) ...
Selecting previously unselected package php-zip.
Preparing to unpack .../30-php-zip_1%3a7.2+60ubuntu1_all.deb ...
Unpacking php-zip (1:7.2+60ubuntu1) ...
Selecting previously unselected package phpmyadmin.
Preparing to unpack .../31-phpmyadmin_4%3a4.6.6-5_all.deb ...
Unpacking phpmyadmin (4:4.6.6-5) ...
Setting up php-tcpdf (6.2.13+dfsg-1ubuntu1) ...
Setting up php7.2-mysql (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/mods-available/mysqlnd.ini with new version

Creating config file /etc/php/7.2/mods-available/mysqli.ini with new version

Creating config file /etc/php/7.2/mods-available/pdo_mysql.ini with new version
Setting up php7.2-gd (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/mods-available/gd.ini with new version
Setting up php7.2-xml (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/mods-available/dom.ini with new version

Creating config file /etc/php/7.2/mods-available/simplexml.ini with new version

Creating config file /etc/php/7.2/mods-available/wddx.ini with new version

Creating config file /etc/php/7.2/mods-available/xml.ini with new version

Creating config file /etc/php/7.2/mods-available/xmlreader.ini with new version

Creating config file /etc/php/7.2/mods-available/xmlwriter.ini with new version

Creating config file /etc/php/7.2/mods-available/xsl.ini with new version
Setting up php-phpseclib (2.0.9-1) ...
Setting up libjs-underscore (1.8.3~dfsg-1) ...
Setting up php7.2-curl (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/mods-available/curl.ini with new version
Setting up mysql-common (5.8+1.0.4) ...
update-alternatives: using /etc/mysql/my.cnf.fallback to provide /etc/mysql/my.cnf (my.cnf) in auto mode
Setting up libjs-sphinxdoc (1.6.7-1ubuntu1) ...
Setting up php-curl (1:7.2+60ubuntu1) ...
Setting up php7.2-mbstring (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/mods-available/mbstring.ini with new version
Setting up php-xml (1:7.2+60ubuntu1) ...
Setting up libzip4:amd64 (1.1.2-1.1) ...
Setting up php7.2-bz2 (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/mods-available/bz2.ini with new version
Processing triggers for libc-bin (2.27-3ubuntu1) ...
Setting up php-mbstring (1:7.2+60ubuntu1) ...
Setting up libaio1:amd64 (0.3.110-5) ...
Setting up php-pear (1:1.10.5+submodules+notgz-1ubuntu1) ...
Processing triggers for man-db (2.8.3-2ubuntu0.1) ...
Setting up php-gd (1:7.2+60ubuntu1) ...
Setting up libapache2-mod-php7.2 (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/apache2/php.ini with new version
php_invoke: Enabled module pdo for apache2 sapi
php_invoke: Enabled module tokenizer for apache2 sapi
php_invoke: Enabled module ftp for apache2 sapi
php_invoke: Enabled module sysvmsg for apache2 sapi
php_invoke: Enabled module calendar for apache2 sapi
php_invoke: Enabled module php-remctl for apache2 sapi
php_invoke: Enabled module ctype for apache2 sapi
php_invoke: Enabled module posix for apache2 sapi
php_invoke: Enabled module gettext for apache2 sapi
php_invoke: Enabled module iconv for apache2 sapi
php_invoke: Enabled module phar for apache2 sapi
php_invoke: Enabled module readline for apache2 sapi
php_invoke: Enabled module fileinfo for apache2 sapi
php_invoke: Enabled module opcache for apache2 sapi
php_invoke: Enabled module sysvsem for apache2 sapi
php_invoke: Enabled module shmop for apache2 sapi
php_invoke: Enabled module exif for apache2 sapi
php_invoke: Enabled module json for apache2 sapi
php_invoke: Enabled module sockets for apache2 sapi
php_invoke: Enabled module sysvshm for apache2 sapi
Module mpm_event disabled.
Enabling module mpm_prefork.
apache2_switch_mpm Switch to prefork
apache2_invoke: Enable module php7.2
Setting up mysql-client-core-5.7 (5.7.24-0ubuntu0.18.04.1) ...
Processing triggers for hicolor-icon-theme (0.17-2) ...
Setting up dbconfig-common (2.0.9) ...

Creating config file /etc/dbconfig-common/config with new version
Setting up php-mysql (1:7.2+60ubuntu1) ...
Setting up php7.2-zip (7.2.10-0ubuntu0.18.04.1) ...

Creating config file /etc/php/7.2/mods-available/zip.ini with new version
Setting up php-php-gettext (1.0.12-0.1) ...
Setting up php-bz2 (1:7.2+60ubuntu1) ...
Setting up php-zip (1:7.2+60ubuntu1) ...
Setting up php7.2 (7.2.10-0ubuntu0.18.04.1) ...
Setting up mysql-client-5.7 (5.7.24-0ubuntu0.18.04.1) ...
Setting up default-mysql-client (1.0.4) ...
Setting up dbconfig-mysql (2.0.9) ...
Setting up phpmyadmin (4:4.6.6-5) ...
dbconfig-common: writing config to /etc/dbconfig-common/phpmyadmin.conf

Creating config file /etc/dbconfig-common/phpmyadmin.conf with new version

Creating config file /etc/phpmyadmin/config-db.php with new version
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2).
unable to connect to mysql server.
error encountered creating user:
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)
dbconfig-common: phpmyadmin configure: trying again.
dbconfig-common: writing config to /etc/dbconfig-common/phpmyadmin.conf
Replacing config file /etc/dbconfig-common/phpmyadmin.conf with new version
Replacing config file /etc/phpmyadmin/config-db.php with new version
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2).
unable to connect to mysql server.
error encountered creating user:
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)
dbconfig-common: phpmyadmin configure: aborted.
dbconfig-common: flushing administrative password
dpkg: error processing package phpmyadmin (--configure):
 installed phpmyadmin package post-installation script subprocess returned error exit status 1
Setting up php (1:7.2+60ubuntu1) ...
Processing triggers for libc-bin (2.27-3ubuntu1) ...
Processing triggers for libapache2-mod-php7.2 (7.2.10-0ubuntu0.18.04.1) ...
Errors were encountered while processing:
 phpmyadmin
E: Sub-process /usr/bin/dpkg returned an error code (1)
host4com@host4com:~$

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: phpmyadmin 4:4.6.6-5
ProcVersionSignature: Ubuntu 4.15.0-43.46-generic 4.15.18
Uname: Linux 4.15.0-43-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
Date: Thu Jan 10 04:05:57 2019
ErrorMessage: installed phpmyadmin package post-installation script subprocess returned error exit status 1
PackageArchitecture: all
Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.04
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2.1
 apt 1.6.6
SourcePackage: phpmyadmin
Title: package phpmyadmin 4:4.6.6-5 failed to install/upgrade: installed phpmyadmin package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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