Call to undefined method Drupal\conditional_fields\Form\ConditionalFieldEditFormTab::getEntity()

Problem/Motivation

Error: Call to undefined method Drupal\conditional_fields\Form\ConditionalFieldEditFormTab::getEntity() in Drupal\conditional_fields\ConditionalFieldsFormHelper::dependentValidate() (line 537 of modules/contrib/conditional_fields/src/ConditionalFieldsFormHelper.php).

Steps to reproduce

Install the module as a standard Drupal module, select two fields, and configure the form state condition as “Invisible.”