[May 15 07:20:49] 
[May 15 07:20:49] ==DUPLICATOR INSTALLER BOOTSTRAP v4.5.5.1==
[May 15 07:20:49] ----------------------------------------------------
[May 15 07:20:49] Installer bootstrap start
[May 15 07:20:49] [ERROR] Installer and archive mismatch detected.
[May 15 07:20:49] [PHP ERR][FATAL] MSG:Uncaught Error: Class 'Duplicator\Libs\DupArchive\DupArchive' not found in /home/fdmn7386/news.cryptolabs.fr/installer (53).php:1464
Stack trace:
#0 /home/fdmn7386/news.cryptolabs.fr/installer (53).php(2856): Duplicator\Installer\Bootstrap\BootstrapView->renderError()
#1 {main}
  thrown [CODE:1|FILE:/home/fdmn7386/news.cryptolabs.fr/installer (53).php|LINE:1464]