You see the following error message when trying to open the QuickBooks company file on a Windows computer:
This error may occur because QuickBooks has downloaded software and or payroll updates and is not able to install these updates because of Windows user permissions or User Account Control settings in Windows Vista or Windows 7/8.
Intuit recommends more than one solution for this problem. The first solution may solve your problem, or you may need to try all of them to resolve the issue. For best results, perform the solutions in the order shown.