Error with your Green Light account
Sorry, there has been a problem with your Green Light account.
Please restart your browser and try again.
If you still receive this message please contact the AAT helpdesk and log the fault.
Please ensure you log the following:
Your name
Membership number
The test you were running
Error reference which is 4172
This error time which is 28/10/2026 07:26:42.
Thank you