If hostname and all other FQDN are same between contractor's setup and your production setup then...
the easiest first step would be... get ldap dump of both environment and from there just try to compare those associate clients.
>> We need help with the setup and are willing to pay. if there are other members on the forum who are very proficient with Gluu setup, they can contact me. Or you can assist us with escalating this to premium support and we would be willing to pay.
You can contact or book call through [this](https://gluu.org/contact-us/) channel to discuss further.