The 12xxx series QuickBooks error 12038 typically occurs when you download the latest software update. QuickBooks error number 12038: A warning notice that reads \"Failed to download the update\" can show up on your desktop. This problem might arise during the software download process and cause the software to abruptly freeze or malfunction. This article\'s goal is to give you the full details of QuickBooks problem number 12038 so you can fix it before it becomes worse.