QuickBooks Database server manager error is usually triggered when QuickBooks Database Server Manager network diagnostic fails. The error can get triggered due to several reasons. You can easily fix the error once you figure out the cause of the error. If your QuickBooks Database Server Manager network diagnostic failed and you don’t know how to troubleshoot it, this linked article is for you. Read the linked article to know more. Dial 844-932-1139 if you have any questions related to the error or the linked article.