The update is referring to a previous year where STP reporting did not occur.
You're trying to do an update event for a previous payroll year where there are no reported amounts to update. You'll need to prepare a payment summary for these employees. This could happen if the employee hasn't been paid since setting up STP and you're now in a new financial year.
The date entered for the pay update date must not be later than today's date
Check your payroll dates to make sure they are not future dated.
Known issue - 01/07/2019 If you received this error for a pay dated on the 01/07/2019, ignore the rejection and your YTD details will be sent on your next pay run.
Getting a different error? Authentication errors like these are generated by the ATO, so check their list of errors for more details.