Error "Unable to list the VIP User Groups. Ensure that the VIP Enterprise Gateway server is connected to VIP Service"
VIP Enterprise Gateway
The VIP Enterprise Gateway can not reach out to userservices-auth.vip.symantec.com to fetch the list of VIP user groups.
Work with your networking\proxy\firewall team to whitelist userservices-auth.vip.symantec.com.
(see also: Troubleshooting and diagnosing VIP Enterprise Gateway connectivity issues with VIPdiagnostics)