diff -u b/sources/content/tests/src/Kernel/ContentEntitySourceUnitTest.php b/sources/content/tests/src/Kernel/ContentEntitySourceUnitTest.php
--- b/sources/content/tests/src/Kernel/ContentEntitySourceUnitTest.php
+++ b/sources/content/tests/src/Kernel/ContentEntitySourceUnitTest.php
@@ -451,6 +451,11 @@
     $job = tmgmt_job_create('en', 'de');
     $job->translator = 'test_translator';
     $job->save();
+    \Drupal::state()->set('tmgmt.test_source_data', array(
+      'title' => array(
+        '#label' => 'Long llama text',
+      ),
+    ));
     $job_item = tmgmt_job_item_create('test_source', $node->getEntityTypeId(), $node->id(), array('tjid' => $job->id()));
     $job_item->save();
 
@@ -459,7 +464,8 @@
     $items = $job->getItems();
     /** @var \Drupal\tmgmt\Entity\JobItem $item */
     $item = reset($items);
-    // As was set to auto_accept, should be accepted.
+    // If it was set to Auto Accept but there was an error, the Job Item should
+    // be set as Needs Review.
     $this->assertEqual($item->getState(), JobItemInterface::STATE_REVIEW);
   }
 
diff -u b/tmgmt_test/src/Plugin/tmgmt/Source/TestSource.php b/tmgmt_test/src/Plugin/tmgmt/Source/TestSource.php
--- b/tmgmt_test/src/Plugin/tmgmt/Source/TestSource.php
+++ b/tmgmt_test/src/Plugin/tmgmt/Source/TestSource.php
@@ -3,7 +3,6 @@
 namespace Drupal\tmgmt_test\Plugin\tmgmt\Source;
 
 use Drupal\Component\Render\FormattableMarkup;
-use Drupal\Core\Database\DatabaseExceptionWrapper;
 use Drupal\Core\Url;
 use Drupal\tmgmt\JobItemInterface;
 use Drupal\tmgmt\SourcePluginBase;
@@ -102,8 +101,8 @@
   public function saveTranslation(JobItemInterface $job_item, $target_langcode) {
     // Set a variable that can be checked later for a given job item.
     $data = $job_item->getData();
-    if ($data['dummy']['deep_nesting']['#translation']['#text']) {
-      throw new DatabaseExceptionWrapper('The translation cannot be saved.');
+    if (!isset($data['title']['#label'])) {
+      throw new \Exception('The translation cannot be saved.');
     }
     \Drupal::state()->set('tmgmt_test_saved_translation_' . $job_item->getItemType() . '_' . $job_item->getItemId(), $job_item->getData());
     return TRUE;