ご返答ありがとうございます。

1行に同じような物が＃13まであり、とても長くなりますが、以下になります。

何卒宜しくお願い致します。

システムエラーが発生しました。 ["Call to a member function getMethodClass() on null","/home/URL/ec/app/Plugin/GmoEpsilon4/GmoEpsilonEvent.php",54,"#0 /home/URL/ec/vendor/symfony/event-dispatcher/EventDispatcher.php(214): Plugin\\GmoEpsilon4\\GmoEpsilonEvent->index(Object(Eccube\\Event\\TemplateEvent), 'Shopping/index....', Object(Symfony\\Component\\EventDispatcher\\ContainerAwareEventDispatcher))\n#1 /home/URL/ec/vendor/symfony/event-dispatcher/EventDispatcher.php(44): Symfony\\Component\\EventDispatcher\\EventDispatcher->doDispatch(Array, 'Shopping/index....', Object(Eccube\\Event\\TemplateEvent))\n#2 /home/URL/ec/src/Eccube/Twig/Template.php(35): Symfony\\Component\\EventDispatcher\\EventDispatcher->dispatch('Shopping/index....', Object(Eccube\\Event\\TemplateEvent))\n#3 /home/URL/ec/vendor/twig/twig/src/Template.php(392): Eccube\\Twig\\Template->display(Array)\n#4 /home/URL/ec/vendor/twig/twig/src/TemplateWrapper.php(45): Twig\\Template->render(Array, Array)\n#5 /home/URL/ec/vendor/twig/twig/src/Environment.php(318): Twig\\TemplateWrapper->render(Array)\n#6 /home/URL/ec/vendor/sensio/framework-extra-bundle/EventListener/TemplateListener.php(102): Twig\\Environment->render('Shopping/index....', Array)\n#7 /home/URL/ec/vendor/symfony/event-dispatcher/EventDispatcher.php(214): Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\TemplateListener->onKernelView(Object(Symfony\\Component\\HttpKernel\\Event\\GetResponseForControllerResultEvent), 'kernel.view', Object(Symfony\\Component\\EventDispatcher\\ContainerAwareEventDispatcher))\n#8 /home/URL/ec/vendor/symfony/event-dispatcher/EventDispatcher.php(44): Symfony\\Component\\EventDispatcher\\EventDispatcher->doDispatch(Array, 'kernel.view', Object(Symfony\\Component\\HttpKernel\\Event\\GetResponseForControllerResultEvent))\n#9 /home/URL/ec/vendor/symfony/http-kernel/HttpKernel.php(156): Symfony\\Component\\EventDispatcher\\EventDispatcher->dispatch('kernel.view', Object(Symfony\\Component\\HttpKernel\\Event\\GetResponseForControllerResultEvent))\n#10 /home/URL/ec/vendor/symfony/http-kernel/HttpKernel.php(68): Symfony\\Component\\HttpKernel\\HttpKernel->handleRaw(Object(Symfony\\Component\\HttpFoundation\\Request), 1)\n#11 /home/URL/ec/vendor/symfony/http-kernel/Kernel.php(200): Symfony\\Component\\HttpKernel\\HttpKernel->handle(Object(Symfony\\Component\\HttpFoundation\\Request), 1, true)\n#12 /home/URL/ec/index.php(76): Symfony\\Component\\HttpKernel\\Kernel->handle(Object(Symfony\\Component\\HttpFoundation\\Request))\n#13 {main}"] [POST, /shopping/redirect_to, 14.10.66.65, URL/shopping/redirect_to, Mozilla/5.0 (iPhone; CPU iPhone OS 14_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.2 Mobile/15E148 Safari/604.1]
[2021-01-19 13:03:05] php.CRITICAL [f0c3ea7c] [b8be79c] [1] [Symfony\Component\Debug\ErrorHandler:handleException:584] - Call to a member function getMethodClass() on null {"exception":"[object] (Symfony\\Component\\Debug\\Exception\\FatalThrowableError(code: 0): Call to a member function getMethodClass() on null at /home/URL/ec/app/Plugin/GmoEpsilon4/GmoEpsilonEvent.php:54)"} [POST, /shopping/redirect_to, 14.10.66.65, URL/shopping/redirect_to, Mozilla/5.0 (iPhone; CPU iPhone OS 14_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.2 Mobile/15E148 Safari/604.1]