How To Fix WRF_APC329 - At least one calculated date is in the past

WRF_APC329 - Overview

• Message type: E = Error

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

• Message number: 329

• Message text: At least one calculated date is in the past

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC329 - At least one calculated date is in the past ?

  Certainly! Here's a detailed explanation for the SAP error message WRF_APC329: At least one calculated date is in the past:
  
  Error Message
  WRF_APC329: At least one calculated date is in the past
  
  Cause
  This error occurs in SAP Advanced Planning and Optimization (APO), specifically in the context of Production Planning and Detailed Scheduling (PP/DS) or Demand Planning when the system calculates dates (such as planned order dates, production dates, or delivery dates) that fall before the current system date or the allowed planning horizon.
  Typical causes include:
  
  The planning run or heuristic generates dates that are earlier than the current date or the start of the planning horizon.
  Incorrect master data settings, such as lead times, production calendars, or product availability dates.
  The system's planning horizon or the planning book's time bucket settings are not aligned with the actual dates.
  Backdating of orders or incorrect date calculations due to custom enhancements or user exits.
  
  
  Solution
  
  
  Check Planning Horizon and Time Buckets:
  
  Verify