This error can occur if a user with insufficient permissions attempts to update the software via the auto update procedure.
To correct this, download the update from the website here:
https://www.iris.co.uk/support/gp-software-support/gp-payroll-update/
Once the download has completed, right-click to file and select the option “Run as administrator” to re-apply the update correctly.
If the error persists after reinstalling it is likely you will need your IT support to run the update with full administrator permissionson yourbehalf.