diff --git a/modules/harvest/src/Entity/HarvestRun.php b/modules/harvest/src/Entity/HarvestRun.php
index 9dee0711d1..66de79c20d 100644
--- a/modules/harvest/src/Entity/HarvestRun.php
+++ b/modules/harvest/src/Entity/HarvestRun.php
@@ -149,6 +149,7 @@ public function toResult(): array {
       $result['status']['extracted_items_ids'][] = $field->getString();
     }
 
+    $result['status']['orphan_ids'] = [];
     foreach ($this->get('orphan_uuid') as $field) {
       $result['status']['orphan_ids'][] = $field->getString();
     }
diff --git a/modules/harvest/src/HarvestService.php b/modules/harvest/src/HarvestService.php
index d99bf6f5ed..6d3ba1ac19 100644
--- a/modules/harvest/src/HarvestService.php
+++ b/modules/harvest/src/HarvestService.php
@@ -255,7 +255,12 @@ public function getHarvestRunInfo(string $plan_id, string $run_id): bool|string
    *   Array of status info from the run.
    */
   public function getHarvestRunResult(string $plan_id, string $run_id): array {
-    return $this->runRepository->loadEntity($plan_id, $run_id)->toResult();
+    if ($entity = $this->runRepository->loadEntity($plan_id, $run_id)) {
+      return $entity->toResult();
+    }
+    else {
+      return [];
+    }
   }
 
   /**
diff --git a/modules/harvest/tests/src/Kernel/HarvestServiceTest.php b/modules/harvest/tests/src/Kernel/HarvestServiceTest.php
index 1dd37a4f0b..b1333db3c6 100644
--- a/modules/harvest/tests/src/Kernel/HarvestServiceTest.php
+++ b/modules/harvest/tests/src/Kernel/HarvestServiceTest.php
@@ -188,4 +188,36 @@ public function testPlanWithChangingDataset() {
     );
   }
 
+  /**
+   * @covers ::getHarvestRunResult
+   */
+  public function testGetHarvestRunResult() {
+    // There should be no harvest runs at the beginning of this test method, so
+    // getHarvestRunResult should return an empty array.
+    /** @var \Drupal\harvest\HarvestService $harvest_service */
+    $harvest_service = $this->container->get('dkan.harvest.service');
+    $this->assertEquals([], $harvest_service->getHarvestRunResult('any_plan', 'any_id'));
+
+    // Register a harvest and run it.
+    $plan_identifier = 'test_plan';
+    $plan = (object) [
+      'identifier' => $plan_identifier,
+      'extract' => (object) [
+        'type' => DataJson::class,
+        'uri' => 'file://' . realpath(__DIR__ . '/../../files/data.json'),
+      ],
+      'transforms' => [],
+      'load' => (object) [
+        'type' => Simple::class,
+      ],
+    ];
+    $this->assertEquals($plan_identifier, $harvest_service->registerHarvest($plan));
+
+    $run_result = $harvest_service->runHarvest($plan_identifier);
+    $this->assertNotEmpty($run_id = $run_result['identifier']);
+
+    // Compare the reloaded results to the ones from the original run.
+    $this->assertEquals($run_result, $harvest_service->getHarvestRunResult($plan_identifier, $run_id));
+  }
+
 }