If a Billwerk component is not existing in Sandbox / Live: Drupal\billwerk_subscriptions_entities\Entity\BillwerkEntityAbstract::fetchBillwerkProductInfo(): Return value must be of type array, null returned

Problem/Motivation

Viewing a component with a non existent ID (in Sandbox),e .g. admin/content/billwerk/component/1 leads to:

TypeError: Drupal\billwerk_subscriptions_entities\Entity\BillwerkEntityAbstract::fetchBillwerkProductInfo(): Return value must be of type array, null returned

TypeError: Drupal\billwerk_subscriptions_entities\Entity\BillwerkEntityAbstract::fetchBillwerkProductInfo(): Return value must be of type array, null returned in Drupal\billwerk_subscriptions_entities\Entity\BillwerkEntityAbstract->fetchBillwerkProductInfo() (line 152 of modules/contrib/billwerk_subscriptions/modules/billwerk_subscriptions_entities/src/Entity/BillwerkEntityAbstract.php).

Drupal\billwerk_subscriptions_entities\Entity\BillwerkEntityAbstract->getBillwerkProductInfo() (Line: 352)
Drupal\billwerk_subscriptions_entities\Entity\BillwerkComponent->getBillwerkProductInfoRecurringPriceCents() (Line: 18)
Drupal\billwerk_subscriptions_entities\Entity\BillwerkFeeEntityAbstract->getBillwerkProductInfoRecurringPricePerMonthCents() (Line: 349)
billwerk_subscriptions_entities_entity_view()
call_user_func_array() (Line: 389)
Drupal\Core\Extension\ModuleHandler->Drupal\Core\Extension\{closure}() (Line: 340)
Drupal\Core\Extension\ModuleHandler->invokeAllWith() (Line: 388)
Drupal\Core\Extension\ModuleHandler->invokeAll() (Line: 290)
Drupal\Core\Entity\EntityViewBuilder->buildMultiple() (Line: 240)
Drupal\Core\Entity\EntityViewBuilder->build()
call_user_func_array() (Line: 107)
Drupal\Core\Render\Renderer->doTrustedCallback() (Line: 910)
Drupal\Core\Render\Renderer->doCallback() (Line: 441)
Drupal\Core\Render\Renderer->doRender() (Line: 230)
Drupal\Core\Render\Renderer->render() (Line: 242)
Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 634)
Drupal\Core\Render\Renderer::Drupal\Core\Render\{closure}()
Fiber->resume() (Line: 649)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 235)
Drupal\Core\Render\MainContent\HtmlRenderer->prepare() (Line: 131)
Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse() (Line: 90)
Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray() (Line: 246)
Symfony\Component\EventDispatcher\EventDispatcher::Symfony\Component\EventDispatcher\{closure}() (Line: 206)
Symfony\Component\EventDispatcher\EventDispatcher->callListeners() (Line: 56)
Symfony\Component\EventDispatcher\EventDispatcher->dispatch() (Line: 188)
Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 76)
Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 53)
Drupal\Core\StackMiddleware\Session->handle() (Line: 48)
Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 28)
Drupal\Core\StackMiddleware\ContentLength->handle() (Line: 32)
Drupal\big_pipe\StackMiddleware\ContentLength->handle() (Line: 118)
Drupal\page_cache\StackMiddleware\PageCache->pass() (Line: 92)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 62)
Drupal\crowdsec\Middleware->handle() (Line: 50)
Drupal\ban\BanMiddleware->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 53)
Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 49)
Drupal\remove_http_headers\StackMiddleware\RemoveHttpHeadersMiddleware->handle() (Line: 54)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 745)
Drupal\Core\DrupalKernel->handle() (Line: 19)

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes