ValidReferenceConstraint::$nullMessage

Violation message when the target_id is empty.

Type: string

File

core/lib/Drupal/Core/Entity/Plugin/Validation/Constraint/ValidReferenceConstraint.php, line 46

Class

ValidReferenceConstraint

Entity Reference valid reference constraint.

Namespace

Drupal\Core\Entity\Plugin\Validation\Constraint

Code

public $nullMessage = 'This value should not be null.';