PHP 8.1 - Deprecated function: unserialize(): Passing null to parameter #1 ($data) of type string is deprecated in Drupal\Core\Entity\Sql\SqlContentEntityStorage->mapFromStorageRecords()

The Needs Review Queue Bot → tested this issue. It no longer applies to Drupal core. Therefore, this issue status is now "Needs work".

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This kind of issue typically needs specific steps to reproduce.

But the fix seems to be fixing a symptom vs the cause. What caused this value to be empty.

Will need a test.

Could this be a duplicate of 📌 Unserialize(): Passing null to parameter #1 ($data) of type string is deprecated in Drupal\Core\Entity\Sql\SqlContentEntityStorage::loadFromSharedTables() Needs work ?

Yes it is. 📌 Unserialize(): Passing null to parameter #1 ($data) of type string is deprecated in Drupal\Core\Entity\Sql\SqlContentEntityStorage::loadFromSharedTables() Needs work contains multiple fixes, one of which is the error described in this issue.