Issue after D11.2 upgrade

Created on 19 August 2025, 26 days ago

Problem/Motivation

When saving spa entities the following error message appears:
Error: Cannot initialize readonly property Drupal\spa\Form\SpaForm::$routeBuilder from scope Drupal\Core\Form\FormBase in Drupal\Core\Form\FormBase->wakeup() (line 80 of /var/www/html/web/core/lib/Drupal/Core/DependencyInjection/DependencySerializationTrait.php).

Complete stacktrace:

#0 [internal function]: Drupal\Core\Form\FormBase->__wakeup()
#1 /var/www/html/web/core/lib/Drupal/Component/Serialization/PhpSerialize.php(21): unserialize('a:9:{s:10:"buil...')
#2 [internal function]: Drupal\Component\Serialization\PhpSerialize::decode('a:9:{s:10:"buil...')
#3 /var/www/html/web/core/lib/Drupal/Core/KeyValueStore/DatabaseStorageExpirable.php(70): array_map(Array, Array)
#4 /var/www/html/web/core/lib/Drupal/Core/KeyValueStore/StorageBase.php(35): Drupal\Core\KeyValueStore\DatabaseStorageExpirable->getMultiple(Array)
#5 /var/www/html/web/core/lib/Drupal/Core/Form/FormCache.php(138): Drupal\Core\KeyValueStore\StorageBase->get('form-7qVBw6nSqx...')
#6 /var/www/html/web/core/lib/Drupal/Core/Form/FormCache.php(122): Drupal\Core\Form\FormCache->loadCachedFormState('form-7qVBw6nSqx...', Object(Drupal\Core\Form\FormState))
#7 /var/www/html/web/core/lib/Drupal/Core/Form/FormBuilder.php(451): Drupal\Core\Form\FormCache->getCache('form-7qVBw6nSqx...', Object(Drupal\Core\Form\FormState))
#8 /var/www/html/web/core/lib/Drupal/Core/Form/FormBuilder.php(265): Drupal\Core\Form\FormBuilder->getCache('form-7qVBw6nSqx...', Object(Drupal\Core\Form\FormState))
#9 /var/www/html/web/core/lib/Drupal/Core/Controller/FormController.php(73): Drupal\Core\Form\FormBuilder->buildForm(Object(Drupal\spa\Form\SpaForm), Object(Drupal\Core\Form\FormState))
#10 [internal function]: Drupal\Core\Controller\FormController->getContentResult(Object(Symfony\Component\HttpFoundation\Request), Object(Drupal\Core\Routing\RouteMatch))
#11 /var/www/html/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(123): call_user_func_array(Array, Array)
#12 /var/www/html/web/core/lib/Drupal/Core/Render/Renderer.php(627): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#13 /var/www/html/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(121): Drupal\Core\Render\Renderer->executeInRenderContext(Object(Drupal\Core\Render\RenderContext), Object(Closure))
#14 /var/www/html/web/core/lib/Drupal/Core/EventSubscriber/EarlyRenderingControllerWrapperSubscriber.php(97): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array)
#15 /var/www/html/vendor/symfony/http-kernel/HttpKernel.php(183): Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}()
#16 /var/www/html/vendor/symfony/http-kernel/HttpKernel.php(76): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 1)
#17 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/Session.php(53): Symfony\Component\HttpKernel\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#18 /var/www/html/web/modules/contrib/sites/src/SitesTrustedHostsMiddleware.php(54): Drupal\Core\StackMiddleware\Session->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#19 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/KernelPreHandle.php(48): Drupal\sites\SitesTrustedHostsMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#20 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/ContentLength.php(28): Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#21 /var/www/html/web/core/modules/big_pipe/src/StackMiddleware/ContentLength.php(32): Drupal\Core\StackMiddleware\ContentLength->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#22 /var/www/html/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(116): Drupal\big_pipe\StackMiddleware\ContentLength->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#23 /var/www/html/web/core/modules/page_cache/src/StackMiddleware/PageCache.php(90): Drupal\page_cache\StackMiddleware\PageCache->pass(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#24 /var/www/html/web/core/modules/ban/src/BanMiddleware.php(50): Drupal\page_cache\StackMiddleware\PageCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#25 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/ReverseProxyMiddleware.php(48): Drupal\ban\BanMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#26 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/NegotiationMiddleware.php(51): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#27 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/AjaxPageState.php(53): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#28 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/StackedHttpKernel.php(51): Drupal\Core\StackMiddleware\AjaxPageState->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#29 /var/www/html/web/core/lib/Drupal/Core/DrupalKernel.php(715): Drupal\Core\StackMiddleware\StackedHttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#30 /var/www/html/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))
#31 {main} 

Steps to reproduce

Just create a SPA on a D11.2 installation.

Proposed resolution

Add DependencySerializationTrait

🐛 Bug report
Status

Needs review

Version

1.0

Component

Code

Created by

🇩🇪Germany Hydra

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