Fatal error: Uncaught Error: Call to undefined method Magento\Framework\Controller\Result\Forward\Interceptor::getLayout() in /var/www/vhosts/zizzz.ch/httpdocs/app/code/Amasty/SeoSingleUrl/Plugin/Catalog/Controller/Product/View.php:79 Stack trace: #0 /var/www/vhosts/zizzz.ch/httpdocs/vendor/magento/framework/Interception/Interceptor.php(142): Amasty\SeoSingleUrl\Plugin\Catalog\Controller\Product\View->aroundExecute(Object(Magento\Catalog\Controller\Product\View\Interceptor), Object(Closure)) #1 /var/www/vhosts/zizzz.ch/httpdocs/var/generation/Magento/Catalog/Controller/Product/View/Interceptor.php(26): Magento\Catalog\Controller\Product\View\Interceptor->___callPlugins('execute', Array, Array) #2 /var/www/vhosts/zizzz.ch/httpdocs/vendor/magento/framework/App/Action/Action.php(102): Magento\Catalog\Controller\Product\View\Interceptor->execute() #3 /var/www/vhosts/zizzz.ch/httpdocs/vendor/magento/framework/Interception/Interceptor.php(74): Magento\Framework\App\Action\Action->dispatch(Object(Magento\Framework\App\Request\Ht in /var/www/vhosts/zizzz.ch/httpdocs/app/code/Amasty/SeoSingleUrl/Plugin/Catalog/Controller/Product/View.php on line 79