How To Fix /SAPAPO/ATP484 - Error when building field catalog during rounding of order &1 item &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 484

• Message text: Error when building field catalog during rounding of order &1 item &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP484 - Error when building field catalog during rounding of order &1 item &2 ?

  The SAP error message /SAPAPO/ATP484 typically occurs in the Advanced Planning and Optimization (APO) module when there is an issue with the rounding of order quantities during the ATP (Available to Promise) check. This error indicates that there is a problem with the field catalog being built for the order item, which can be related to various factors such as configuration settings, data inconsistencies, or rounding rules.
  Causes:
  
  
  Rounding Rules: The rounding rules defined in the system may not be compatible with the order quantities being processed. This can happen if the rounding settings are not properly configured for the specific product or order type.
  
  
  Data Inconsistencies: There may be inconsistencies in the master data (e.g., material master, info records) that affect how quantities are rounded.
  
  
  Configuration Issues: The configuration settings in the APO system, particularly those related to ATP checks and order processing, may not be set up correctly.
  
  
  Custom Code: If there are any custom enhancements or user exits that manipulate order quantities or ATP checks, they may be causing the error.
  
  
  Solutions:
  
  
  Check Rounding Settings: Review the rounding settings in the material master and ensure they are correctly configured. You can do this by navigating to the material master data and checking the relevant fields for rounding.
  
  
  Review Master Data: Ensure that the master data for the materials involved is consistent and correctly maintained. Look for any discrepancies in the unit of measure, lot size, or other relevant fields.
  
  
  Configuration Review: Check the configuration settings in the APO system related to ATP checks and order processing. Ensure that they align with the business requirements and that there are no missing settings.
  
  
  Debugging: If the issue persists, consider debugging the ATP check process to identify where the error occurs. This may involve looking at the function modules or methods involved in the ATP check.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant logs or screenshots.
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/ATC (to check ATP) or /SAPAPO/OM (to manage order management) to investigate further.
  Documentation: Review the SAP documentation related to ATP checks and order processing in APO for more detailed information on configuration and troubleshooting.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.