Zoom Meeting Connector Issue

Hey,

I've been dealing with some issues with this marketplace product:

Zoom Meeting connector for Creatio | Creatio Marketplace

For some reason everytime I try to add a Zoom Account User to the list, after saving it, it changes the "Contact" I choose to a random one.

I did somehow managed to get it to work once, but got this error message:

Any help on the subject would be appreciated :)