title: Error 500 after installing of phpmyadmin on ubuntu 16.04
body: <p>Error after installing of phpmyadmin on ubuntu 16.04.</p>
  
  <p>Install:</p>
  
  <pre><code>sudo apt install phpmyadmin
  sudo ln -s /etc/phpmyadmin/apache.conf /etc/apache2/conf-available/phpmyadmin.conf
  sudo a2enconf phpmyadmin
  sudo /etc/init.d/apache2 reload
  </code></pre>
  
  <p>Error in /var/log/apache2/error.log:</p>
  
  <pre><code>PHP Fatal error:  require_once(): Failed opening required '/usr/share/php/php-gettext/gettext.inc' (include_path='.:/usr/share/php') in /usr/share/phpmyadmin/libraries/select_lang.lib.php on line 477
  PHP Stack trace:
  PHP   1. {main}() /usr/share/phpmyadmin/index.php:0
  PHP   2. require_once() /usr/share/phpmyadmin/index.php:12
  PHP   3. require() /usr/share/phpmyadmin/libraries/common.inc.php:569
  </code></pre>