Error when adding new node of any type

The website encountered an unexpected error. Please try again later. DrupalCoreEntityEntityStorageException: Field field_node_reference is unknown. in DrupalCoreEntitySqlSqlContentEntityStorage->save() (line 770 of core/lib/Drupal/Core/Entity/Sql/SqlContentEntityStorage.php). Drupal version:  Drupal 8.x Source: https://www.drupal.org/taxonomy/term/21/feed