SAP Message /SAPHT/DRM01079 - Incorrect partner reported and mismatch in reported and derived partner.

Diagnosis
The distributor/ reseller has reported internal partner as &SYST-MSGV1&which is not found in the system. However in the external to internalpartner mapping ( transaction /SAPHT/DRM_C10) internal partnerSyst-msgv2 corresponds to external partner syst-msgv3 and trackingpartner &SYST-MSGV4&.

Procedure
Update internal partner number to &SYST-MSGV2& in staging records withinternal partner &SYST-MSGV1&, external partner &SYST-MSGV3& andtracking partner &SYST-MSGV4&.