Fatal error: Uncaught Error: Call to a member function getSNid() on null in /var/www/application/webModules/frontModule/presenters/ProductPresenter.php:57 Stack trace: #0 [internal function]: WebModule\FrontModule\ProductPresenter->actionList() #1 /var/www/vendor/buffalo/mvp-kernel/src/lifeCycle/DefaultPresenterLifeCycle.php(164): call_user_func_array(Array, Array) #2 /var/www/vendor/buffalo/mvp-kernel/src/lifeCycle/DefaultPresenterLifeCycle.php(49): MVP\Application\Presenter\DefaultPresenterLifeCycle->invokePrefixMethod('action') #3 /var/www/vendor/buffalo/mvp-components/src/presenters/AbstractPresenter.php(169): MVP\Application\Presenter\DefaultPresenterLifeCycle->run(Object(WebModule\FrontModule\ProductPresenter), Object(MVP\SystemLink)) #4 /var/www/vendor/buffalo/mvp-kernel/src/webModule/AbstractWebModule.php(54): MVP\Components\AbstractPresenter->run(Object(MVP\SystemLink)) #5 /var/www/vendor/buffalo/mvp-kernel/src/application/DefaultApplication.php(163): MVP\AbstractWebModule->run(Object(MVP\SystemLink)) #6 /var/www in /var/www/application/webModules/frontModule/presenters/ProductPresenter.php on line 57