# - - # # - Modify php.ini - # cd /etc/php/7.1/apache2 sudo vim php.ini # - - # # - Look for php_pgsql.dll - # /php_pgsql extension=php_pdo_pgsql.dll extension=php_pgsql.dll cd /etc/php sudo rm -r 7.0 sudo apt-get install php7.1 sudo apt-get install php7.1-pgsql sudo systemctl restart apache2 sudo service postgresql restart