While updating QuickBooks Desktop or downloading a payroll update, you receive one of these error messages:
Error 15240: The payroll update did not complete successfully.
You may also encounter one of these errors:
- File Exists: The file you specified cannot be opened. Make sure that it is not being used by another program.
- Internet connection error: unknown error
These are usually caused by misconfiguration of the Internet Explorer security settings, firewall settings, or system date and time settings.
Perform the recommended solutions below to fix the error: