Not able to search reportees under my team in learning module

Summary:

We have enabled redwood for learning module for our client recently. We are not able to search reportees by using person number and name also under My Team under any learning related pages[like Assign Learning to my Team, Record External Learning for My Team, Request Non catalog Learning for My Team etc] .

Kindly let me know what may be the reason not able to search reportees.

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