When an email is not delivered this means that there could be a delay with the email server, or possibly an issue which has to be investigated by the technical team.
It is recommend that before you open up a help desk ticket, please check the following.
1. Did you refresh you inbox?
2. Have you checked your spam folder?
If you still have not received an email, please open a Help Desk ticket, and provide the following information:
1. What action or process had you performed, for which you should have received an email.