How To Fix WRF_APC831 - Maintain a sorting position value

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_APC - Messages for Operational Assortment Planning and Control

• Message number: 831

• Message text: Maintain a sorting position value

Self-Explanatory Message

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• What is the cause and solution for SAP error message WRF_APC831 - Maintain a sorting position value ?

  SAP Error Message:
  
  WRF_APC831 – Maintain a sorting position value
  
  Cause:
  This error occurs in SAP Advanced Planning and Optimization (APO), specifically in the context of the Product Allocation (PCA) or Advanced Planning and Scheduling (APS) modules. The message indicates that a required sorting position value has not been maintained or entered where it is mandatory.
  In APO, sorting positions are used to define the sequence or priority of certain elements, such as allocation rules, product characteristics, or planning objects. If the system expects a sorting position to be specified (for example, when defining allocation sequences or rules) and it is missing, this error is triggered.
  
  When does it typically occur?
  
  While maintaining or creating product allocation sequences or rules.
  When defining or changing sorting criteria in planning objects.
  During data upload or master data maintenance where sorting positions are mandatory.
  In the APC (Advanced Planning and Optimization Component) when the system expects a sorting position to determine the order of processing.
  
  
  Solution:
  
  
  Maintain the Sorting Position:
  
  Go to the relevant transaction or customizing node where the sorting position is required.
  Enter a valid sorting position value (usually a numeric value indicating the order).
  Save the changes.
  
  
  
  Check Configuration:
  
  Verify the configuration of the allocation or sorting rules in the APO customizing.
  Ensure that all mandatory fields, especially sorting positions, are properly maintained.
  
  
  
  Data Consistency:
  
  If the error occurs during data upload (e.g., via CIF or interfaces), check the source data for missing sorting position values.
  Correct the source data or mapping to include sorting positions.
  
  
  
  Consult Documentation:
  
  Review SAP APO documentation related to product allocation and sorting sequences.
  Check SAP Notes for any known issues or patches related to WRF_APC831.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:  
  
  /SAPAPO/SDP94 (Product Allocation)
  /SAPAPO/SDP8 (Product Allocation: Maintain Sequences)
  /SAPAPO/MC90 (Planning Book for Demand Planning)
  
  
  
  SAP Notes:
  
  Search for SAP Notes referencing WRF_APC831 or product allocation sorting position issues.
  
  
  APO Product Allocation:
  
  Sorting positions define the priority in which allocation rules or sequences are applied. Missing sorting positions can cause the system to fail in determining the correct processing order.
  
  
  General Advice:
  
  Always ensure that master data and customizing settings are complete and consistent before running planning or allocation processes.
  
  
  
  If you provide the exact context or transaction where the error occurs, I can help with more specific steps.