While you are trying to open QuickBooks Company Files, there would be high chance of facing QuickBooks Error 61 . Such a particular error code mainly appears if the files are damaged or the improper installation of QuickBooks. Sometimes, it also arises because of the installed Antivirus program as it blocks the essential access to QuickBooks just for security purpose. So, in order to quick-fix this problem, you need to configure correctly the Firewall Settings and temporary disable the Antivirus software on your PC. If the error is yet not dissolved, connect with our top-most tech-geeks. They are highly expert and immensely experienced so such a problem will be resolved from the root in just the blink of an eye. Thus, feel free to call us at round the clock helpline number.