I run abt1n and below error occurs:
My transfer variant SS setting: Rel type: 2(non-affilated), cros-sys ar:*, generic entry, transfer method: 2(net), retirment type:Z1, acqusition type: Z2, Z1 and Z2 is defined in AO73 and AO74
Variant SS 01: Depr. area ZKR0 01 - no entry exists
Message no. AC647
Diagnosis
There is an inconsistency in transfer variant SS (relationship type 01 for chart of depreciation ZKR0).
No transfer variant has been defined for the cross-system depreciation area assigned to area 01.
Procedure
Define a transfer variant for the cross-system depreciation area, or enter a generally valid transfer variant (cross-system depreciation area '*').