Message type: E = Error
Message class: M2 - LIS: Generating and updating info structures
Message number: 429
Message text: & : Source unit missing
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M2429
- & : Source unit missing ?The SAP error message M2429, which states "Source unit missing," typically occurs in the context of inventory management or material movements. This error indicates that the system cannot find the source unit of measure for a material during a transaction, such as a goods movement or inventory transfer. Causes: Missing Unit of Measure (UoM) Configuration: The material may not have a defined source unit of measure in the material master data. Incorrect Material Master Data: The material master may not be properly maintained, leading to missing or incorrect data. Inconsistent Data: There may be inconsistencies in the data related to the material, such as missing entries in the unit of measure table. Transaction Type Issues: The specific transaction type being executed may not be compatible with the current configuration of the material. Solutions: Check Material Master Data: Go to the material master (transaction code MM03) and check the unit of measure settings. Ensure that the source unit of measure
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