2nd attempt succeeded after ending the reservation and reserve again..
11:39:08 Completed Setup for resource [Cisco Modeling Labs_0501-14aa]
11:39:13 Setting POD Internet access policy
11:39:14 Adding user xxx on VPN, for POD 16, VLAN 116
11:39:22 VPN CONNECTION INFORMATION
---------------------------------------
VPN Network: devnetsandbox-usw1-reservation.cisco.com:20116
Username: xxx
Password: xxx
---------------------------------------
Sending email with VPN Credentials.
11:39:27 Lab Setup Complete. Lab is ready for use!
11:39:30 Driver Complete.