Fatal error: Uncaught TypeError on activation / click to dashboard

Hi !

So happy to at least discover you woocommerce connector. Unfortunately I have this error and impossible to setup :

Notice: Trying to get property ‘LastCronExecutionDate’ of non-object in /home/xxx/xxx/wp-content/plugins/bigbuy-wc-dropshipping-connector/src/View/ConfigurationViewManager.php on line 52

Fatal error: Uncaught TypeError: Argument 1 passed to WcMipConnector\Service\SystemService::checkIfCronIsActive() must be of the type string, null given, called in /home/xxx/xxx/wp-content/plugins/bigbuy-wc-dropshipping-connector/src/View/ConfigurationViewManager.php on line 52 and defined in /home/xxx/xxx/wp-content/plugins/bigbuy-wc-dropshipping-connector/src/Service/SystemService.php:436 Stack trace: #0 /home/xxx/xxx/wp-content/plugins/bigbuy-wc-dropshipping-connector/src/View/ConfigurationViewManager.php(52): WcMipConnector\Service\SystemService->checkIfCronIsActive(NULL) #1 /home/xxx/xxx/wp-content/plugins/bigbuy-wc-dropshipping-connector/src/Controller/ConfigurationController.php(96): WcMipConnector\View\ConfigurationViewManager->create() #2 /home/xxx/xxx/wp-includes/class-wp-hook.php(287): WcMipConnector\Controller\ConfigurationController->loadAccessAndSecretFormView(”) #3 /home/xxx/xxx/wp-includes/class-wp-hook.php(311): WP_Hook-> in /home/xxx/xxx/wp-content/plugins/bigbuy-wc-dropshipping-connector/src/Service/SystemService.php on line 436

WP 5.4
PHP 7.3