Symptom
- In SAP S/4HANA, when trying to assign a Planning Calendar to a Material that is flagged for Advanced Planning, the system prevents the change from being saved.
- The error message 'Specify a Planning Calendar' (Msg. no. /SAPAPO/MAT172) is displayed repeatedly, preventing the change from being saved.
- This issue occurs during the Change Material process (Transaction MM02).
- The Lot Size Indicator is set to 'K'. The corresponding field is T439A-LOSKZ.
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Environment
- SAP S/4HANA
- Extended Production Planning and Detailed Scheduling
Product
SAP S/4HANA all versions
Keywords
Specify a Planning Calendar, Material Master, Advanced Planning, Planning Calendar, Lot Sizing Procedure, Period Lot Size, Transaction MM02, /SAPAPO/MAT172, MARC-SCM_TSTRID, T439A-LOSKZ , KBA , SCM-S4H-MD-PR , Product , Problem
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