How To Fix ME129 - Please check whether quantities reduced via MRP are to be redistributed

SAP Error Message - Details

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 129

• Message text: Please check whether quantities reduced via MRP are to be redistributed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ME129 - Please check whether quantities reduced via MRP are to be redistributed ?

  The SAP error message ME129 typically occurs in the context of Material Requirements Planning (MRP) when there are issues related to the quantities of materials that have been reduced and whether those quantities should be redistributed among the various requirements. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  
  Cause:
  
  MRP Run Issues: The error often arises during an MRP run when the system detects that the planned quantities for certain materials have been reduced, but it is unclear whether these reductions should be redistributed to other requirements.
  Configuration Settings: There may be settings in the MRP configuration that dictate how reductions in quantities should be handled, and if these settings are not properly configured, it can lead to this error.
  Material Master Data: Inconsistencies or missing data in the material master records can also trigger this error, particularly in the planning parameters.
  Demand and Supply Mismatch: If there is