After update I randomly get this error, but did not create any bundle classes. One time it loads the entity, other time it does not load the same entity. I will update issue as I understand more why this is happening.
TypeError: Return value of Drupal\Core\Entity\EntityStorageBase::getEntityClass() must be of the type string, null returned in Drupal\Core\Entity\EntityStorageBase->getEntityClass() (line 115 of /web/core/lib/Drupal/Core/Entity/EntityStorageBase.php)
#0 /web/core/lib/Drupal/Core/Entity/ContentEntityStorageBase.php(196): Drupal\Core\Entity\EntityStorageBase->getEntityClass()
#1 /web/core/lib/Drupal/Core/Entity/Sql/SqlContentEntityStorage.php(508): Drupal\Core\Entity\ContentEntityStorageBase->getEntityClass()
#2 /web/core/lib/Drupal/Core/Entity/Sql/SqlContentEntityStorage.php(427): Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords()
#3 /web/core/lib/Drupal/Core/Entity/Sql/SqlContentEntityStorage.php(393): Drupal\Core\Entity\Sql\SqlContentEntityStorage->getFromStorage()
#4 /web/core/lib/Drupal/Core/Entity/EntityStorageBase.php(346): Drupal\Core\Entity\Sql\SqlContentEntityStorage->doLoadMultiple()
#5 /web/core/lib/Drupal/Core/Entity/EntityStorageBase.php(296): Drupal\Core\Entity\EntityStorageBase->loadMultiple()
#6 ...: Drupal\Core\Entity\EntityStorageBase->load()Not all content is available!
It's likely this issue predates Contrib.social: some issue and comment data are missing.
Drupal 11.1.1
key module 1.x-dev latest as of today
key module 1.19 also affected
symfony mailer lite: 2.0.2
Operation: add a key-override for the smtp username and smtp password of the symfony mailer transport configuration.
The path of the request: /admin/config/development/configuration/key-overrides/add?ajax-form
Same exact error as illustrated above:
TypeError: Return value of Drupal\Core\Entity\EntityStorageBase::getEntityClass() must be of the type string, null