Issue #2981225 by maxocub, RumyanaRuseva, mpp: Migration fails to create...

Issue #2981225 by maxocub, RumyanaRuseva, mpp: Migration fails to create instance when non-bundleable entity type exists

core/modules/migrate_drupal/src/Plugin/migrate/EntityReferenceTranslationDeriver.php

@@ -109,6 +109,7 @@ public function getDerivativeDefinitions($base_plugin_definition) {
           $derivative_key = $entity_type . '__' . $bundle;
 
           $derivative = $base_plugin_definition;
+          $entity_type_definition = $this->entityTypeManager->getDefinition($entity_type);
 
           // Set the migration label.
           $derivative['label'] = $this->t('@label (@derivative)', [
@@ -118,10 +119,11 @@ public function getDerivativeDefinitions($base_plugin_definition) {
 
           // Set the source plugin.
           $derivative['source']['plugin'] = 'content_entity' . PluginBase::DERIVATIVE_SEPARATOR . $entity_type;
+          if ($entity_type_definition->hasKey('bundle')) {
             $derivative['source']['bundle'] = $bundle;
+          }
 
           // Set the process pipeline.
-          $entity_type_definition = $this->entityTypeManager->getDefinition($entity_type);
           $id_key = $entity_type_definition->getKey('id');
           $derivative['process'][$id_key] = $id_key;
           if ($entity_type_definition->isRevisionable()) {
@@ -135,7 +137,9 @@ public function getDerivativeDefinitions($base_plugin_definition) {
 
           // Set the destination plugin.
           $derivative['destination']['plugin'] = 'entity' . PluginBase::DERIVATIVE_SEPARATOR . $entity_type;
+          if ($entity_type_definition->hasKey('bundle')) {
             $derivative['destination']['default_bundle'] = $bundle;
+          }
           if ($entity_type_definition->isTranslatable()) {
             $derivative['destination']['translations'] = TRUE;
           }

core/modules/migrate_drupal/tests/fixtures/drupal7.php

@@ -4492,6 +4492,15 @@
   'data' => 'a:6:{s:5:"label";s:11:"Reference 2";s:6:"widget";a:4:{s:4:"type";s:14:"options_select";s:6:"weight";s:2:"21";s:8:"settings";a:0:{}s:6:"module";s:7:"options";}s:8:"settings";a:1:{s:18:"user_register_form";b:0;}s:7:"display";a:1:{s:7:"default";a:5:{s:5:"label";s:5:"above";s:4:"type";s:21:"entityreference_label";s:8:"settings";a:2:{s:4:"link";b:0;s:13:"bypass_access";b:0;}s:6:"module";s:15:"entityreference";s:6:"weight";i:21;}}s:8:"required";b:0;s:11:"description";s:0:"";}',
   'deleted' => '0',
 ))
+->values(array(
+  'id' => '66',
+  'field_id' => '38',
+  'field_name' => 'field_reference',
+  'entity_type' => 'user',
+  'bundle' => 'user',
+  'data' => 'a:7:{s:5:"label";s:9:"Reference";s:6:"widget";a:5:{s:6:"weight";s:2:"11";s:4:"type";s:14:"options_select";s:6:"module";s:7:"options";s:6:"active";i:1;s:8:"settings";a:0:{}}s:8:"settings";a:2:{s:18:"user_register_form";i:0;s:23:"entity_translation_sync";b:0;}s:7:"display";a:1:{s:7:"default";a:5:{s:5:"label";s:5:"above";s:4:"type";s:21:"entityreference_label";s:8:"settings";a:2:{s:4:"link";b:0;s:13:"bypass_access";b:0;}s:6:"module";s:15:"entityreference";s:6:"weight";i:9;}}s:8:"required";i:0;s:11:"description";s:0:"";s:13:"default_value";N;}',
+  'deleted' => '0',
+))
 ->execute();
 $connection->schema()->createTable('field_data_body', array(

core/modules/migrate_drupal_ui/tests/src/Functional/d7/MigrateUpgrade7Test.php

@@ -66,8 +66,8 @@ protected function getEntityCounts() {
       'configurable_language' => 4,
       'contact_form' => 3,
       'editor' => 2,
-      'field_config' => 66,
-      'field_storage_config' => 49,
+      'field_config' => 67,
+      'field_storage_config' => 50,
       'file' => 3,
       'filter_format' => 7,
       'image_style' => 6,