Message type: E = Error
Message class: MG - Batch input: material master
Message number: 529
Message text: The material & must not occur more than once in the processing block
You have specified the material &V1& more than once in a block of
transactions. This is not allowed.
The material is processed only the first time it occurs in
the data. Each subsequent time it occurs, the system issues this error
message.
Make sure that each material occurs only once in a block of
transactions. This applies to the following data:
Header record
Variants table
MARA segment table
Error message extract from SAP system. Copyright SAP SE.
MG529
- The material & must not occur more than once in the processing block ?The SAP error message MG529, which states "The material & must not occur more than once in the processing block," typically occurs during the processing of materials in various transactions, such as during inventory management, goods movements, or when creating purchase orders. This error indicates that the same material number has been entered multiple times in a single processing block, which is not allowed.
Cause: Duplicate Entries: The most common cause of this error is that the same material number has been entered more than once in the same transaction or processing block. Batch Input Sessions: If you are using batch input sessions or uploading data, the error may arise from duplicate entries in the data being processed. Custom Programs or Enhancements: If there are custom programs or enhancements that manipulate material data, they may inadvertently cause duplicate entries.
Solution: Check for Duplicates: Review the transaction or input data to ensure that the same material number
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