Only predefined events can trigger the Criteo OneTag to collect user intent data. You see this error message when one of the events in the Criteo OneTag is not matching with one of the event types defined for Criteo OneTag.
Criteo OneTag events are predefined and are case sensitive.
The event names accepted are the following:
Beyond this list, the event names will not be recognized. Please make sure that you don't change the event names in the Criteo OneTag.