When there is a problem with syncing data between QuickBooks Desktop and the online banking server, QuickBooks Error 3140 occurs. Update transactions and reconcile accounts can be impossible with this error. If you encounter this error, it is important to troubleshoot it as soon as possible to avoid further disruptions to your financial management.Know more @ https://accountingassist.us/blog/all-about-fixing-quickbooks-error-3140/