If domain and View are in different VLAN could you please check the firewall.
Also i hope you are using fqdn of the domain name, and the same name i sresolvable from Connection server, and VC server.
(Remember, View makes domain membeship according to the Domain Name selected in Guest Customization page and not in the sysprep.
For more error checklist refer Common errors with SVI Pools and View Composer
