Issue #3137225 by Neograph734, mglaman: Target bundles for entity reference fields should have the same key and value

Author: Neograph734

modules/order/src/Entity/Order.php

@@ -770,7 +770,7 @@ public static function baseFieldDefinitions(EntityTypeInterface $entity_type) {
       ->setDescription(t('Billing profile'))
       ->setSetting('target_type', 'profile')
       ->setSetting('handler', 'default')
-      ->setSetting('handler_settings', ['target_bundles' => ['customer']])
+      ->setSetting('handler_settings', ['target_bundles' => ['customer' => 'customer']])
       ->setTranslatable(TRUE)
       ->setDisplayOptions('form', [
         'type' => 'commerce_billing_profile',

modules/payment/src/Entity/PaymentMethod.php

@@ -264,7 +264,7 @@ public static function baseFieldDefinitions(EntityTypeInterface $entity_type) {
       ->setDescription(t('Billing profile'))
       ->setSetting('target_type', 'profile')
       ->setSetting('handler', 'default')
-      ->setSetting('handler_settings', ['target_bundles' => ['customer']])
+      ->setSetting('handler_settings', ['target_bundles' => ['customer' => 'customer']])
       ->setDisplayOptions('form', [
         'type' => 'options_select',
         'weight' => 0,