QuickBooks Error PS107 happens when QuickBooks says an Internal file has become unreadable and reflects an error message PS107 on your computer screen. The error happens while downloading Payroll Updates. Here, we will analyze the causes that lead to QuickBooks Payroll Error PS107 and then will move on to the solutions. If you are not able to fix this error then call QuickBooks Error Support Number: 1-800-865-4183.