Fatal error: Uncaught TypeError: Argument 1 passed to SwagCustomProducts\Components\Services\TemplateService::getTemplateId() must be of the type int, null given, called in /var/www/vhosts/deinschilderdruck.de/httpdocs/custom/plugins/SwagCustomProducts/Components/Services/TemplateService.php on line 74 and defined in /var/www/vhosts/deinschilderdruck.de/httpdocs/custom/plugins/SwagCustomProducts/Components/Services/TemplateService.php:369 Stack trace: #0 /var/www/vhosts/deinschilderdruck.de/httpdocs/custom/plugins/SwagCustomProducts/Components/Services/TemplateService.php(74): SwagCustomProducts\Components\Services\TemplateService->getTemplateId() #1 /var/www/vhosts/deinschilderdruck.de/httpdocs/custom/plugins/SwagCustomProducts/Subscriber/Frontend.php(79): SwagCustomProducts\Components\Services\TemplateService->getTemplateByProductId() #2 /var/www/vhosts/deinschilderdruck.de/httpdocs/engine/Library/Enlight/Event/Handler/Default.php(90): SwagCustomProducts\Subscriber\Frontend->onPostDispatchFrontendDetail() #3 /var/www/vh in /var/www/vhosts/deinschilderdruck.de/httpdocs/custom/plugins/SwagCustomProducts/Components/Services/TemplateService.php on line 369