You must only conduct a variety of advised solutions when updating payroll or QuickBooks, you get the QuickBooks Error Code 15240 . This error code indicates that the payroll update was not completed properly. Therefore, in this article, we are here to look for some great solutions to resolve this problem and make sure that the next time this happens again, we know what to do. Meanwhile, you may also face similar kinds of errors like: File Exists: The file you specified cannot be opened. Make sure that it is not being used by another program