The Material Ledger is required in SAP S/4HANA for Materials Management - Inventory Management
In the new SAP S/4HANA solution, the Material Leger is the basis for material inventory valuation.
The Material Ledger allows to have flexible valuation methods in multiple currencies and parallel accounting standards.
Additionally, a reduction of required system resources is reached.
2396864 Material Ledger mandatory in S/4HANA
2267834 S4TWL Material Ledger Obligatory for Material Valuation
2337383 S4TWL Material Valuation Data Model Simplification in S/4HANA 1610 and Higher
2337368 Inventory Valuation (part of Materials Management - Inventory Management): Change of data model in S/4HANA 1610
2217299 Inventory Valuation (part of Materials Management - Inventory Management): Change of data model in S/4HANA 1511
Therefore, migration of the Material Ledger is required in the following scenarios: most significant advantages of the New Actual Costing in S/4HANA 1610 are the following:
Migration from SAP ERP to SAP S/4HANA 1610 or higher
Migration from SAP Simple Finance to SAP S/4HANA 1610 or higher
You always need to migrate the Material Ledger, even if you were not using the Material Ledger in the source system.
The note 2354768 includes all steps to be considered.
Before starting the conversion, please make sure to implement relevant SAP Notes that are mentioned in SAP Note 2345739.
2741967 How to plan and execute the financial data migration during conversion of SAP ERP solution to SAP S/4HANA
The Migration includes the following steps:
- Customizing Migration
- Data Migration:
-M10: Migrate Material Ledger Master Data
-M20: Check Material Ledger Master Data
-M11: Migrate Material Ledger Order History
-M21: Check ML Production Order and Purchase Order History
• The Simplification List for SAP S/4HANA, on-premise edition 1511 can be found in the following document (pages 239 - 241):
26.2 Technical Changes in Material Ledger
• The Simplification List for SAP S/4HANA, on-premise edition 1610 can be found in the following document (pages 121 - 124; pages 130 - 133; pages 248 - 253):
18.104.22.168 Material Ledger Obligatory for Material Valuation Pages (pages 121 - 124)
22.214.171.124 Material Valuation Data Model Simplification in S/4HANA 1610 and Higher (pages 130 - 133)
126.96.36.199 Technical Changes in Material Ledger with Actual Costing (pages 248 - 253)
New S/4HANA Data Model in Material Ledger with Actual Costing
Starting on S/4HANA 1610, the Data Model for Material Ledger has been changed significantly, especially when Actual Costing is active.
For details, check the notes:
2354768 S4TWL - Technical Changes in Material Ledger with Actual Costing
2352383 S4TWL - Conversion to S/4HANA 1610 Material Ledger and Actual Costing
2577551 Material Ledger Production Setup in S4HANA (Green field approach)
2267140 S4TWL Material Number Field Length Extension -> The Material Number field has been extended to MATNR 40 CHAR since S/4HANA 1511
2618202 S/4HANA Statistical moving average price is not available in transactions MM01 MM02 MM03 for materials with price control S
2267835 S4TWL - Material Valuation - Statistical moving average price
2277568 Activation of locking behavior "no exclusively locking" deprecates statistical moving average price