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Hello, I installed the Mollie V3.- morule according to instruction. I appeard that the vendor folder is revered to as a subfolder from Mollie. I solved the issue by copying the vendorfolder . now i am confronted withe the following error: Whoops\Exception\ErrorException: Declaration of WHMCS\Log\ActivityLogHandler::write(array $record) must be compatible with Monolog\Handler\AbstractProcessingHandler::write(array $record): void in /home/nethost/domains/nethosting.ws/public_html/services/modules/gateways/mollie/vendor/whmcs/whmcs-foundation/lib/Log/ActivityLogHandler.php:0 Stack trace: #0 /home/nethost/domains/nethosting.ws/public_html/services/vendor/whmcs/whmcs-foundation/lib/Utility/Error/Run.php(0): WHMCS\Utility\Error\Run->handleError() #1 [internal function]: WHMCS\Utility\Error\Run->handleShutdown() #2 {main} Annione here who can help me to get this to work ?