SAP Knowledge Base Article - Public

2977918 - Error When Migrating Material Valuation Data: Entered data already contain unit costs for the same key


You notice and error message when migrating Material Valuation Data:

"Error detected in source record (Material ID), (Company ID), (Business Residence ID)."

"Entered data already contains unit costs for the same key".


SAP Business ByDesign

Reproducing the Issue

  1. Go to the Business Configuration work center.
  2. Go to the Overview view.
  3. Find Migration of Material Valuation Data.
  4. Click Open.
  5. Click Migrate material valuation data using the migration tool.
  6. Select relevant migration unit.
  7. Click Execute Migration - Execute Migration Step by Step.

Error is shown.


There are duplicated lines in the migration file. The Material ID, Company ID, Business Residence ID, and Set of Books ID have to be unique for each material.


Recheck the file and remove the duplicated lines.


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