Seems like the workaround described in #7 is not working, and it's nothing to do with dbconfig-common:
ubuntu@darby:~$ locale locale: Cannot set LC_ALL to default locale: No such file or directory LANG=en_US.UTF-8 LANGUAGE= LC_CTYPE="en_US.UTF-8" LC_NUMERIC=en_GB.UTF-8 LC_TIME=en_GB.UTF-8 LC_COLLATE="en_US.UTF-8" LC_MONETARY=en_GB.UTF-8 LC_MESSAGES="en_US.UTF-8" LC_PAPER=en_GB.UTF-8 LC_NAME=en_GB.UTF-8 LC_ADDRESS=en_GB.UTF-8 LC_TELEPHONE=en_GB.UTF-8 LC_MEASUREMENT=en_GB.UTF-8 LC_IDENTIFICATION=en_GB.UTF-8 LC_ALL= ubuntu@darby:~$ cat /etc/environment PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games" ubuntu@darby:~$ locale -a C C.UTF-8 en_US.utf8 POSIX ubuntu@darby:~$ sudo apt-get install postgresql-9.3 Reading package lists... Done Building dependency tree Reading state information... Done The following extra packages will be installed: libpq5 postgresql-client-9.3 postgresql-client-common postgresql-common ssl-cert Suggested packages: oidentd ident-server locales-all postgresql-doc-9.3 openssl-blacklist The following NEW packages will be installed: libpq5 postgresql-9.3 postgresql-client-9.3 postgresql-client-common postgresql-common ssl-cert 0 upgraded, 6 newly installed, 0 to remove and 0 not upgraded. Need to get 3677 kB of archives. After this operation, 15.4 MB of additional disk space will be used. Do you want to continue? [Y/n] Get:1 http://us.archive.ubuntu.com//ubuntu/ trusty-updates/main libpq5 amd64 9.3.5-0ubuntu0.14.04.1 [80.6 kB] Get:2 http://us.archive.ubuntu.com//ubuntu/ trusty/main postgresql-client-common all 154 [25.4 kB] Get:3 http://us.archive.ubuntu.com//ubuntu/ trusty-updates/main postgresql-client-9.3 amd64 9.3.5-0ubuntu0.14.04.1 [782 kB] Get:4 http://us.archive.ubuntu.com//ubuntu/ trusty/main ssl-cert all 1.0.33 [16.6 kB] Get:5 http://us.archive.ubuntu.com//ubuntu/ trusty/main postgresql-common all 154 [103 kB] Get:6 http://us.archive.ubuntu.com//ubuntu/ trusty-updates/main postgresql-9.3 amd64 9.3.5-0ubuntu0.14.04.1 [2670 kB] Fetched 3677 kB in 0s (22.6 MB/s) perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = (unset), LC_ALL = (unset), LC_TIME = "en_GB.UTF-8", LC_MONETARY = "en_GB.UTF-8", LC_ADDRESS = "en_GB.UTF-8", LC_TELEPHONE = "en_GB.UTF-8", LC_NAME = "en_GB.UTF-8", LC_MEASUREMENT = "en_GB.UTF-8", LC_IDENTIFICATION = "en_GB.UTF-8", LC_NUMERIC = "en_GB.UTF-8", LC_PAPER = "en_GB.UTF-8", LANG = "en_US.UTF-8" are supported and installed on your system. perl: warning: Falling back to the standard locale ("C"). locale: Cannot set LC_ALL to default locale: No such file or directory Preconfiguring packages ... Selecting previously unselected package libpq5. (Reading database ... 56021 files and directories currently installed.) Preparing to unpack .../libpq5_9.3.5-0ubuntu0.14.04.1_amd64.deb ... Unpacking libpq5 (9.3.5-0ubuntu0.14.04.1) ... Selecting previously unselected package postgresql-client-common. Preparing to unpack .../postgresql-client-common_154_all.deb ... Unpacking postgresql-client-common (154) ... Selecting previously unselected package postgresql-client-9.3. Preparing to unpack .../postgresql-client-9.3_9.3.5-0ubuntu0.14.04.1_amd64.deb ... Unpacking postgresql-client-9.3 (9.3.5-0ubuntu0.14.04.1) ... Selecting previously unselected package ssl-cert. Preparing to unpack .../ssl-cert_1.0.33_all.deb ... Unpacking ssl-cert (1.0.33) ... Selecting previously unselected package postgresql-common. Preparing to unpack .../postgresql-common_154_all.deb ... Adding 'diversion of /usr/bin/pg_config to /usr/bin/pg_config.libpq-dev by postgresql-common' Unpacking postgresql-common (154) ... Selecting previously unselected package postgresql-9.3. Preparing to unpack .../postgresql-9.3_9.3.5-0ubuntu0.14.04.1_amd64.deb ... Unpacking postgresql-9.3 (9.3.5-0ubuntu0.14.04.1) ... Processing triggers for man-db (2.6.7.1-1ubuntu1) ... Processing triggers for ureadahead (0.100.0-16) ... Setting up libpq5 (9.3.5-0ubuntu0.14.04.1) ... Setting up postgresql-client-common (154) ... Setting up postgresql-client-9.3 (9.3.5-0ubuntu0.14.04.1) ... update-alternatives: using /usr/share/postgresql/9.3/man/man1/psql.1.gz to provide /usr/share/man/man1/psql.1.gz (psql.1.gz) in auto mode Setting up ssl-cert (1.0.33) ... locale: Cannot set LC_ALL to default locale: No such file or directory Setting up postgresql-common (154) ... locale: Cannot set LC_ALL to default locale: No such file or directory Adding user postgres to group ssl-cert Creating config file /etc/logrotate.d/postgresql-common with new version Building PostgreSQL dictionaries from installed myspell/hunspell packages... Removing obsolete dictionary files: * No PostgreSQL clusters exist; see "man pg_createcluster" Processing triggers for ureadahead (0.100.0-16) ... Setting up postgresql-9.3 (9.3.5-0ubuntu0.14.04.1) ... Error: The locale requested by the environment is invalid. Error: could not create default cluster. Please create it manually with pg_createcluster 9.3 main --start or a similar command (see 'man pg_createcluster'). update-alternatives: using /usr/share/postgresql/9.3/man/man1/postmaster.1.gz to provide /usr/share/man/man1/postmaster.1.gz (postmaster.1.gz) in auto mode * No PostgreSQL clusters exist; see "man pg_createcluster" Processing triggers for libc-bin (2.19-0ubuntu6.3) ... ** Changed in: postgresql-common (Ubuntu) Status: Invalid => Confirmed ** Changed in: dbconfig-common (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to postgresql-common in Ubuntu. https://bugs.launchpad.net/bugs/1382774 Title: Postgresql installation for MAAS fails on locales missing language packs Status in MAAS: Confirmed Status in “dbconfig-common” package in Ubuntu: Invalid Status in “maas” package in Ubuntu: Confirmed Status in “postgresql-common” package in Ubuntu: Confirmed Bug description: Ubuntu 14.04 with all updates as of time of the writing. MAAS - 1.5.4+bzr2294-0ubuntu1.1 # apt-get install maas ... Setting up maas-dns (1.5.4+bzr2294-0ubuntu1.1) ... * Stopping domain name service... bind9 waiting for pid 29580 to die [ OK ] * Starting domain name service... bind9 [ OK ] Setting up maas-region-controller (1.5.4+bzr2294-0ubuntu1.1) ... locale: Cannot set LC_ALL to default locale: No such file or directory Considering dependency proxy for proxy_http: Module proxy already enabled Module proxy_http already enabled Module expires already enabled Module wsgi already enabled rsyslog stop/waiting rsyslog start/running, process 32763 squid-deb-proxy stop/waiting squid-deb-proxy start/running, process 349 * Restarting message broker rabbitmq-server [ OK ] Creating user "maas_longpoll" ... ...done. Creating vhost "/maas_longpoll" ... ...done. Setting permissions for user "maas_longpoll" in vhost "/maas_longpoll" ... ...done. Creating user "maas_workers" ... ...done. Creating vhost "/maas_workers" ... ...done. Setting permissions for user "maas_workers" in vhost "/maas_workers" ... ...done. * No PostgreSQL clusters exist; see "man pg_createcluster" dbconfig-common: writing config to /etc/dbconfig-common/maas-region-controller.conf Creating config file /etc/dbconfig-common/maas-region-controller.conf with new version unable to connect to postgresql server. error encountered creating user: psql: could not connect to server: No such file or directory Is the server running locally and accepting connections on Unix domain socket "/var/run/postgresql/.s.PGSQL.5432"? /usr/bin/locale: Cannot set LC_ALL to default locale: No such file or directory Here's the environment: # export declare -x HOME="/root" declare -x LANG="en_US.UTF-8" declare -x LANGUAGE="en_US:en" declare -x LC_ADDRESS="hr_HR.UTF-8" declare -x LC_IDENTIFICATION="hr_HR.UTF-8" declare -x LC_MEASUREMENT="hr_HR.UTF-8" declare -x LC_MONETARY="hr_HR.UTF-8" declare -x LC_NAME="hr_HR.UTF-8" declare -x LC_NUMERIC="hr_HR.UTF-8" declare -x LC_PAPER="hr_HR.UTF-8" declare -x LC_TELEPHONE="hr_HR.UTF-8" declare -x LC_TIME="hr_HR.UTF-8" declare -x LESSCLOSE="/usr/bin/lesspipe %s %s" declare -x LESSOPEN="| /usr/bin/lesspipe %s" declare -x LOGNAME="root" declare -x LS_COLORS="rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:" declare -x MAIL="/var/mail/root" declare -x OLDPWD declare -x PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" declare -x PWD="/root" declare -x SHELL="/bin/bash" declare -x SHLVL="1" declare -x SUDO_COMMAND="/bin/bash" declare -x SUDO_GID="1000" declare -x SUDO_UID="1000" declare -x SUDO_USER="ubuntu" declare -x TERM="xterm" declare -x USER="root" declare -x USERNAME="root" After installing language-pack-hr package, I was successful at installing MAAS. To fix it, I had to purge maas.* and postgresql.* packages and then install maas package again. This could easily be postgresql packaging bug, but it also renders MAAS uninstallable. To manage notifications about this bug go to: https://bugs.launchpad.net/maas/+bug/1382774/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp