Network Virtualization will not work in controller. 3 error messages received.

Error: Could not start Network Virtualization. HPE NV returned the following error: Failed to set NV secret token
Failed to set Network Virtualization settings for Load Generator
Network Virtualization could not be started on the load generator. Please check the Load Generator machine


I have gone through the setup steps as outlined in the online guide. And when i click play on the scenario i get instant errors.

any suggestions? Im about to reinstall for piece of mind.