Collections Aging 4 Bucket Report no business unit LOV

We are currently using custom roles, and we want to run the Collections Aging 4 Bucket Report. I have added IEX_RUN_AGING_4_BUCKET_PRIV and IEX_RUN_AGING_4_BUCKET_PRIV_OBI in the role. I also assigned data access for BU and reference to the role. What privilege/role is required to show business unit in the parameter?

I have followed below notes and added data access for users - Business unit and reference set bu

Collections Aging By Collector 7 Bucket Report Having Business Unit Parameter As Empty (Doc ID 2511295.1)

Unable To View Collections Aging By Collector 7 Bucket Report or Collections Aging 4 Bucket Report (Doc ID 2312018.1)