diff -u b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
--- b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
+++ b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
@@ -67,51 +67,52 @@
   protected $moduleHandler;
 
   /**
-   * Drupal 6 modules that do no need an upgrade path.
+   * List of modules that do not need an upgrade path.
    */
-  public static $d6_no_upgrade_path = [
-    'blog',
-    'color',
-    'date_timezone',
-    'date_api',
-    'help',
-    'i18n',
-    'i18nstrings',
-    'imageapi',
-    'number',
-    'openid',
-    'php',
-    'poll',
-    'profile',
-    'trigger',
-    'tracker',
-    'variable',
-    'variable_admin',
-    'views',
-    'views_export',
-    'views_ui',
-  ];
-
-  /**
-   * Drupal 7 modules that do no need an upgrade path.
-   */
-  public static $d7_no_upgrade_path = [
-    'blog',
-    'contextual',
-    'dashboard',
-    'date_api',
-    'entity',
-    'field_ui',
-    'help',
-    'openid',
-    'overlay',
-    'php',
-    'poll',
-    'profile',
-    'trigger',
-    'toolbar',
-    'views',
-    'views_ui',
+  public static $noUpgrade = [
+    '6' => [
+      'blog',
+      'color',
+      'date_timezone',
+      'date_api',
+      'help',
+      'i18n',
+      'i18nstrings',
+      'imageapi',
+      'number',
+      'openid',
+      'php',
+      'poll',
+      'profile',
+      'trigger',
+      'tracker',
+      'variable',
+      'variable_admin',
+      'views',
+      'views_export',
+      'views_ui',
+    ],
+    '7' => [
+      'blog',
+      'color',
+      'contextual',
+      'dashboard',
+      'date_api',
+      'entity',
+      'field_ui',
+      'help',
+      'openid',
+      'overlay',
+      'php',
+      'poll',
+      'profile',
+      'rdf',
+      'tracker',
+      'trigger',
+      'toolbar',
+      'views',
+      'views_ui',
+    ],
   ];
 
   /**
@@ -564,7 +565,7 @@
 
     // Add source_module and destination_module for modules that do not need an
     // upgrade path.
-    $no_upgrade_path = ($version == '6') ? static::$d6_no_upgrade_path : static::$d7_no_upgrade_path;
+    $no_upgrade_path = ($version == '6') ? static::$noUpgrade['6'] : static::$noUpgrade['7'];
     foreach ($no_upgrade_path as $module) {
       $table_data[$module]['core'][$module] = $module;
     }
only in patch2:
unchanged:
--- a/core/modules/tracker/migrations/d7_tracker_node.yml
+++ b/core/modules/tracker/migrations/d7_tracker_node.yml
@@ -4,6 +4,7 @@ migration_tags:
   - Drupal 7
 source:
   plugin: d7_tracker_node
+  source_module: tracker
 process:
   nid: nid
   published: published
only in patch2:
unchanged:
--- a/core/modules/tracker/migrations/d7_tracker_user.yml
+++ b/core/modules/tracker/migrations/d7_tracker_user.yml
@@ -4,6 +4,7 @@ migration_tags:
   - Drupal 7
 source:
   plugin: d7_tracker_user
+  source_module: tracker
 process:
   nid: nid
   uid: uid