Oracle AI Agent Studio - Error while using approval process feature in 26C for Workflow Agent

Summary:

Multi-agent absence creation fails with 400 CLIENT_ERROR

Content (please ensure you mask any confidential information):

Hi Team,

We're building a custom AI Agent for Oracle HCM Absence Management to create absence records. We have set up a Multi-Agent workflow with a Absence Multi Agent and configured the Absence_Create_Action_Tool using the HCM Absences Business Object.

However, when we run the agent, it fails with the following error:

The request contains the required absence details such as Person Number, Employer, Absence Type, Start Date, End Date, Start Time, End Time, and Absence Status.

We have also configured a confirmation step where the user confirms the request by responding