diff --git a/src/Form/JobItemForm.php b/src/Form/JobItemForm.php
index 493e8bf..911cac3 100644
--- a/src/Form/JobItemForm.php
+++ b/src/Form/JobItemForm.php
@@ -182,6 +182,9 @@ class JobItemForm extends TmgmtFormBase {
     $source_ui = $this->sourceManager->createUIInstance($item->getPlugin());
     $source_ui->reviewFormValidate($form, $form_state, $item);
     // Invoke the validation method on the translator controller (if available).
+    if (!$item->hasTranslator()) {
+      $form_state->setErrorByName('accept', $this->t('The job item could not be saved because the job does not have a translator assigned.'));
+    }
     if($item->getTranslator()){
       $translator_ui = $this->translatorManager->createUIInstance($item->getTranslator()->getPluginId());
       $translator_ui->reviewFormValidate($form, $form_state, $item);