Not able to Delegate Custom Line Manager Role to Employee

Summary:

We have a requirement to Delegate Role so as Assistant to top level managers could approve Absence Approvals on Manager's behalf and also can submit Absences on behalf of the Delegator's Direct Reports.

We have Custom Line Manager Role. The Delegator has delegated the Line Manager Role to an Employee to facilitate this requirement. Me>Roles & Delegation>Role Delegation:

However when the Delegated Employee logs in, he is unable to see the Delegator's direct reports in My Team>My Team:

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Version (include the version you are using, if applicable):

Update 25C