can you enable fix bug, check error
folder root -> config -> open file config.inc.php
- line 29: @ini_set('display_errors', 'off'); -> @ini_set('display_errors', 'on');
- line 30: define('_PS_DEBUG_SQL_', false); -> define('_PS_DEBUG_SQL_', true);
- line 35: define('_PS_DISPLAY_COMPATIBILITY_WARNING_', false); -> define('_PS_DISPLAY_COMPATIBILITY_WARNING_', true);
good luck!