This can happen for several reasons:   1. If the partner is authorized and has passed on the link of another partner, the authorized partner will be tied to the order, and he will be subID   2. If the email in the order coincided with the email partner, then, in the same way, the same partner will be attached to the one from which they have followed the link   3. If the client has a blocker for example, or cookies are disabled, the subID will not be bound, since it is passed to cookies when navigating on our pages