QuickBooks Error 15106 usually occurs while updating and installing the latest QuickBooks payroll version, this error arises primarily because of administrative rights and windows firewall restrictions, the System installed Antivirus is blocking, or the UAC setting is enabled. To solve this issue login with the administrator account, reset QuickBooks updates, repair QuickBooks desktop installation, or reinstall the QuickBooks by using QuickBooks Clean Install Tool. However, if the error still persists contact our certified QuickBooks Payroll technical support team dial (844)-888-4666.