The website encountered an unexpected error

Drupal 8.8.2
Private Message 8.x-2.0-beta16+19-dev
Private Message Node.js 8.x-1.0-beta13

When I have enabled Private Message Node.js module then my website is broken.
Please advice what is wrong :)

The website encountered an unexpected error. Please try again later.
TypeError: Argument 2 passed to Drupal\private_message_nodejs\Service\PrivateMessageNodejsService::attachNodeJsLibary() must be of the type array, null given, called in /home/admin/web/my-domain.com/public_html/drp8/modules/private_message_nodejs/private_message_nodejs.module on line 128 in Drupal\private_message_nodejs\Service\PrivateMessageNodejsService->attachNodeJsLibary() (line 62 of modules/private_message_nodejs/src/Service/PrivateMessageNodejsService.php).