How To Fix /SAPAPO/AMON_LIST018 - Sales scheduling agreement &TDIFF days in past

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/AMON_LIST -

• Message number: 018

• Message text: Sales scheduling agreement &TDIFF days in past

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/AMON_LIST018 - Sales scheduling agreement &TDIFF days in past ?

  The SAP error message /SAPAPO/AMON_LIST018 typically relates to issues with sales scheduling agreements in the Advanced Planning and Optimization (APO) module. The message indicates that there is a discrepancy between the scheduling agreement and the actual delivery dates, specifically that the delivery dates are in the past by a certain number of days (denoted as TDIFF).
  Cause:
  
  Past Delivery Dates: The scheduling agreement has delivery dates that are earlier than the current date, which is not acceptable for processing.
  Data Entry Errors: Incorrect data entry when creating or modifying the scheduling agreement can lead to past dates being set.
  System Configuration: Configuration settings in the APO module may not be aligned with the business processes, leading to incorrect date calculations.
  Planning Horizon: The planning horizon may not be set correctly, causing the system to consider past dates as valid.
  
  Solution:
  
  Review Scheduling Agreement: Check the scheduling agreement in question to ensure that all delivery dates are set correctly and are not in the past.
  Update Dates: If the delivery dates are indeed in the past, update them to future dates that are valid for processing.
  Check Configuration: Review the configuration settings in the APO module to ensure they align with your business processes and that the planning horizon is set appropriately.
  Data Validation: Implement data validation checks during the creation or modification of scheduling agreements to prevent past dates from being entered.
  Consult Documentation: Refer to SAP documentation or consult with your SAP support team for specific guidelines related to your version of SAP and the APO module.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/AMON to access the monitoring tools for scheduling agreements.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide patches and updates.
  User Exits and BAdIs: If custom logic is implemented, review any user exits or BAdIs that may affect the scheduling agreement processing.
  Training and Best Practices: Ensure that users involved in creating and managing scheduling agreements are trained on best practices to avoid common pitfalls.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support for further assistance.