The file exists error is usually caused by a file being read incorrectly. We have several troubleshooting steps to resolve this error, please try the following: Make sure your QuickBooks is on the latest update. Close QuickBooks and restart your computer. After QuickBooks Payroll Update when user try to open QB error comes unable to open Payroll "The File Exists" get fixed this problem or call +1800(993)4190. What is QuickBooks Error: The File Exists? QuickBooks has added a lot to the functioning of the small and medium-size businesses. The Windows Error Is: The File Exists” Mean? According to Intuit, the error “The file you specified cannot be opened. Check out here step by step process of How to Fix QuickBooks Error "The File Exists" QuickBooks Error Help.