How To Fix /SAPAPO/PP_OPTIMIZER279 - Optimizer input data: Reference not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PP_OPTIMIZER -

• Message number: 279

• Message text: Optimizer input data: Reference not valid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PP_OPTIMIZER279 - Optimizer input data: Reference not valid ?

  The SAP error message /SAPAPO/PP_OPTIMIZER279 indicates that there is an issue with the input data for the optimizer in the SAP Advanced Planning and Optimization (APO) module. Specifically, the message states that a reference is not valid, which typically means that the optimizer is trying to access data that is either missing, incorrectly configured, or not properly linked.
  Causes:
  
  Missing Master Data: The reference data (like materials, resources, or production versions) required for the optimizer may not exist in the system.
  Incorrect Configuration: The configuration settings for the optimizer may not be set up correctly, leading to invalid references.
  Data Inconsistencies: There may be inconsistencies in the master data, such as incorrect or incomplete entries.
  Authorization Issues: The user executing the optimizer may not have the necessary authorizations to access certain data.
  Versioning Issues: The optimizer may be referencing an outdated or incorrect version of the data.
  
  Solutions:
  
  Check Master Data: Verify that all necessary master data (materials,