If someone encounters the same issue, here's the fix:
go to: config/config.inc.php
uncomment row 225: //$language = new Language(Configuration::get('PS_LANG_DEFAULT'));
and add below that:
$language = new Language(true);
Edit History
If someone encounters the same issue, here's the fix:
go to: config/config.inc.php
uncomment row 225: // $language = new Language(Configuration::get('PS_LANG_DEFAULT'));
and add below that:
$language = new Language(true);