Like other software, errors keep occurring in QuickBooks accounting software due to technical flaws. Many errors are also seen in QuickBooks from time to time. In such a situation, today we are going to study in depth about the error 12007 of QuickBooks. QuickBooks error 12007 is a common error that is usually seen while updating or downloading QuickBooks desktop or its payroll. This error occurs due to a glitch in the internet connection or settings.