Php notice
Maybe not so important but this messages shows up in terminal:
PHP Notice: Constant L10N_UPDATE_TSNAME already defined in /var/www/vhosts/domain.net/httpdocs/wp-content/uploads/civicrm/ext/uplang-master/uplang.php on line 6
Notice: Constant L10N_UPDATE_TSNAME already defined in /var/www/vhosts/domain.net/httpdocs/wp-content/uploads/civicrm/ext/uplang-master/uplang.php on line 6