Nothing Displayed in Backend HikaShop Dashboard

-- url of the page with the problem -- : www.arena.cards/administrator/index.php
-- HikaShop version -- : 3.2.1
-- Joomla version -- : 3.8.2
-- PHP version -- : 7.11
-- Browser(s) name and version -- : Firefox Quantum 57
-- Error-message(debug-mod must be tuned on) -- : no

Hello,

I have Nothing Displayed in Backend HikaShop Dashboard (see attached picture)

(only the Last orders)
Thanks for your help
Arnaud

System Information
Template Backend : isis - Default
PHP Built On Linux info 3.0 #1337 SMP Tue Jan 01 00:00:00 CEST 2000 all GNU/Linux
Database Version 5.5.57-0+deb7u1-log
Database Collation latin1_general_ci
Database Connection Collation utf8mb4_general_ci
PHP Version 7.1.11
Web Server Apache
WebServer to PHP Interface cgi-fcgi
Joomla! Version Joomla! 3.8.2 Stable [ Amani ] 7-November-2017 15:00 GMT
Joomla! Platform Version Joomla Platform 13.1.0 Stable [ Curiosity ] 24-Apr-2013 00:00 GMT
User Agent Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:57.0) Gecko/20100101 Firefox/57.0