Symptom
- Error message MM021 is displayed when attempting to change the Unit of Measure (UOM) in basic data.
- The error message states: "The unit PC is still used as the unit for material in plant."
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Environment
- SAP ERP Logistics (LO)
- SAP S/4HANA
- SAP ERP
Product
SAP ERP all versions ; SAP S/4HANA all versions
Keywords
Unit of Measure, UOM, Error MM021, Change UOM, Issue Unit, PC Unit, MM021 unit of issue , KBA , LO-MD-MM , Material Master , How To
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