Diagnosis
As no partner determination procedure is stored in the settlementdocument type for the settlement document, no partner data exists forthe settlement document header. Therefore, no data can be displayed.

System Response
Tab page is not shown.

Procedure
If you do not want there to be a partner determination procedure atsettlement document header level, no further action is required.
If, however, the lack of a partner determination procedure in thesettlement document type is due to incomplete Customizing, you have tocomplete the Customizing for the SettlementDocument Type.