How To Fix PMRP090 - Change to reference top-level demand has been redone

PMRP090 - Overview

• Message type: E = Error

• Message class: PMRP - Messages for pMRP

• Message number: 090

• Message text: Change to reference top-level demand has been redone

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PMRP090 - Change to reference top-level demand has been redone ?

  The SAP error message PMRP090 ("Change to reference top-level demand has been redone") typically occurs in the context of Production Planning and Material Requirements Planning (MRP) when there are changes made to the demand or supply elements in the system. This message indicates that a change to a top-level demand (such as a sales order or forecast) has been overridden or redone by the system, which can happen during MRP runs or when demand is adjusted.
  
  Cause:
  
  MRP Run: The error often arises during an MRP run when the system recalculates requirements based on the latest data. If there are conflicting changes made to the demand, the system may revert to the original demand.
  Manual Changes: If a user manually changes a demand or supply element that is linked to a top-level demand, and then an MRP run occurs, the system may revert the manual changes to maintain data integrity.
  Data Consistency Issues: There