Error message

Deprecated function: unserialize(): Passing null to parameter #1 ($data) of type string is deprecated in Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords() (line 474 of core/lib/Drupal/Core/Entity/Sql/SqlContentEntityStorage.php).

Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords() (Line: 428)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->getFromStorage() (Line: 394)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->doLoadMultiple() (Line: 312)
Drupal\Core\Entity\EntityStorageBase->loadMultiple() (Line: 513)
Drupal\Core\Entity\EntityBase::loadMultiple() (Line: 2553)
Drupal\api\Formatter::otherProjectsLink() (Line: 4244)
Drupal\api\Formatter::searchLinks() (Line: 338)
Drupal\api\Controller\SearchController->searchListingPage()
call_user_func_array() (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 637)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181)
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: 201)
Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138)
Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36)
Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741)
Drupal\Core\DrupalKernel->handle() (Line: 19)

Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords() (Line: 428)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->getFromStorage() (Line: 394)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->doLoadMultiple() (Line: 312)
Drupal\Core\Entity\EntityStorageBase->loadMultiple() (Line: 513)
Drupal\Core\Entity\EntityBase::loadMultiple() (Line: 2553)
Drupal\api\Formatter::otherProjectsLink() (Line: 4244)
Drupal\api\Formatter::searchLinks() (Line: 338)
Drupal\api\Controller\SearchController->searchListingPage()
call_user_func_array() (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 637)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181)
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: 201)
Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138)
Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36)
Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741)
Drupal\Core\DrupalKernel->handle() (Line: 19)

Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords() (Line: 428)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->getFromStorage() (Line: 394)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->doLoadMultiple() (Line: 312)
Drupal\Core\Entity\EntityStorageBase->loadMultiple() (Line: 513)
Drupal\Core\Entity\EntityBase::loadMultiple() (Line: 2553)
Drupal\api\Formatter::otherProjectsLink() (Line: 4244)
Drupal\api\Formatter::searchLinks() (Line: 338)
Drupal\api\Controller\SearchController->searchListingPage()
call_user_func_array() (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 637)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181)
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: 201)
Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138)
Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36)
Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741)
Drupal\Core\DrupalKernel->handle() (Line: 19)

Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords() (Line: 428)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->getFromStorage() (Line: 394)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->doLoadMultiple() (Line: 312)
Drupal\Core\Entity\EntityStorageBase->loadMultiple() (Line: 513)
Drupal\Core\Entity\EntityBase::loadMultiple() (Line: 2553)
Drupal\api\Formatter::otherProjectsLink() (Line: 4244)
Drupal\api\Formatter::searchLinks() (Line: 338)
Drupal\api\Controller\SearchController->searchListingPage()
call_user_func_array() (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 637)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181)
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: 201)
Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138)
Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36)
Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741)
Drupal\Core\DrupalKernel->handle() (Line: 19)

Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords() (Line: 428)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->getFromStorage() (Line: 394)
Drupal\Core\Entity\Sql\SqlContentEntityStorage->doLoadMultiple() (Line: 312)
Drupal\Core\Entity\EntityStorageBase->loadMultiple() (Line: 513)
Drupal\Core\Entity\EntityBase::loadMultiple() (Line: 2553)
Drupal\api\Formatter::otherProjectsLink() (Line: 4244)
Drupal\api\Formatter::searchLinks() (Line: 338)
Drupal\api\Controller\SearchController->searchListingPage()
call_user_func_array() (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 637)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext() (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 181)
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: 201)
Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138)
Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36)
Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741)
Drupal\Core\DrupalKernel->handle() (Line: 19)

Search for placeholder

Search 7.x for placeholder
Search 9.5.x for placeholder
Search 10.3.x for placeholder
Search 11.x for placeholder
Other projects

Object Type

Sort by

Order

Title	Object type	File name	Summary
argument-placeholder.php	file	core/modules/views/tests/fixtures/update/argument-placeholder.php	Text fixture.
ArgumentPlaceholderUpdatePathTest	class	core/modules/views/tests/src/Functional/Update/ArgumentPlaceholderUpdatePathTest.php	Tests the argument placeholder update path.
ArgumentPlaceholderUpdatePathTest.php	file	core/modules/views/tests/src/Functional/Update/ArgumentPlaceholderUpdatePathTest.php
ArgumentPlaceholderUpdatePathTest::setDatabaseDumpFiles	function	core/modules/views/tests/src/Functional/Update/ArgumentPlaceholderUpdatePathTest.php	Set database dump files to be used.
ArgumentPlaceholderUpdatePathTest::testArgumentPlaceholderUpdate	function	core/modules/views/tests/src/Functional/Update/ArgumentPlaceholderUpdatePathTest.php	Ensures that %1 and !1 are converted to twig tokens in existing views.
filter-placeholder-text.php	file	core/modules/views/tests/fixtures/update/filter-placeholder-text.php	Test fixture.
PlaceholderTextUpdateTest	class	core/modules/views/tests/src/Functional/Update/PlaceholderTextUpdateTest.php	Tests the upgrade path for placeholder text.
PlaceholderTextUpdateTest.php	file	core/modules/views/tests/src/Functional/Update/PlaceholderTextUpdateTest.php
PlaceholderTextUpdateTest::setDatabaseDumpFiles	function	core/modules/views/tests/src/Functional/Update/PlaceholderTextUpdateTest.php	Set database dump files to be used.
PlaceholderTextUpdateTest::testViewsPostUpdatePlaceholderText	function	core/modules/views/tests/src/Functional/Update/PlaceholderTextUpdateTest.php	Tests that boolean filter values are updated properly.
views.view.placeholder_text_test.yml	file	core/modules/views/tests/fixtures/update/views.view.placeholder_text_test.yml	core/modules/views/tests/fixtures/update/views.view.placeholder_text_test.yml

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.

Search for placeholder

Search drupal 8.9.x

API Navigation

Breadcrumb

Search for placeholder

Search drupal 8.9.x

API Navigation