#3390620 - Getting error when deleting scripts if no script is selected.

src/Form/ListscriptsForm.php

@@ -170,11 +170,16 @@ class ListscriptsForm extends FormBase {
   public function submitForm(array &$form, FormStateInterface $form_state) {
     // Display result.
     $item_ids = $form_state->getValue('list_scripts');
-    $res = $this->database->delete('advance_script_manager')
-      ->condition('id', $item_ids, 'IN')
-      ->execute();
-    if ($res) {
-      $this->messenger->addMessage($this->t('Scripts has been deleted.'));
+    if (!empty($item_ids)) {
+      $res = $this->database->delete('advance_script_manager')
+        ->condition('id', $item_ids, 'IN')
+        ->execute();
+      if ($res) {
+        $this->messenger->addMessage($this->t('Scripts has been deleted.'));
+      }
+    }
+    else {
+      $this->messenger->addError($this->t('Please select scripts to delete.'));
     }
   }
 
@@ -193,6 +198,9 @@ class ListscriptsForm extends FormBase {
         $this->messenger->addMessage($this->t('Scripts has been deactivated.'));
       }
     }
+    else {
+      $this->messenger->addError($this->t('Please select scripts to deactivate.'));
+    }
   }
 
 }