How To Fix WPOSN003 - Period for forecast could not be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: WPOSN - Messages POS Interface, New

• Message number: 003

• Message text: Period for forecast could not be determined

What causes this issue?

The period for the forecast could not be determined.

System Response

Consumption was not written in the historical data of the forecast.

How to fix this error?

Check the results of the forecast, in particular the purchase orders
created due to the forecast.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WPOSN003 - Period for forecast could not be determined ?

  Certainly! Here's a detailed explanation for the SAP error message WPOSN003: "Period for forecast could not be determined":
  
  Error Message:
  WPOSN003 - Period for forecast could not be determined
  
  Cause:
  This error typically occurs in SAP APO (Advanced Planning and Optimization), specifically in the Demand Planning or Forecasting process. The system is unable to determine the relevant time period (forecast horizon) for which the forecast should be generated.
  Common causes include:
  
  
  Missing or Incorrect Planning Book Settings:
  
  The planning book or data view used for forecasting does not have a valid time profile or time bucket defined.
  
  
  
  Incorrect Time Profile or Time Bucket Configuration:
  
  The time profile assigned to the planning book or planning object structure does not cover the forecast period.
  The forecast period is outside the range of the time buckets defined.
  
  
  
  Master Data Issues:
  
  The product or location master data might be missing or incomplete, causing the system to fail in determining the forecast period.
  
  
  
  Incorrect Forecast Profile or Settings:
  
  The forecast profile or the forecast model settings might not be properly maintained, leading to the system not knowing which periods to forecast.
  
  
  
  Planning Book or Data View Not Assigned Properly:
  
  The planning book or data view used in the forecast run is not correctly assigned or activated.
  
  
  
  
  Solution:
  To resolve the error, perform the following checks and corrections:
  
  
  Check Planning Book and Data View Settings:
  
  Go to transaction /SAPAPO/SDP94 (Planning Book Maintenance).
  Verify that the planning book has a valid Time Profile assigned.
  Ensure the time profile covers the forecast horizon (e.g., weekly, monthly buckets for the required periods).
  
  
  
  Verify Time Profile and Time Buckets:
  
  Check the time profile in /SAPAPO/TIME_PROFILE or via customizing.
  Make sure the time buckets are correctly defined and active.
  Confirm that the forecast period falls within the defined time buckets.
  
  
  
  Check Forecast Profile and Model:
  
  Review the forecast profile settings in /SAPAPO/SDP94 or /SAPAPO/SDP6.
  Ensure the forecast model is correctly assigned and active.
  Confirm that the forecast horizon is set correctly.
  
  
  
  Validate Master Data:
  
  Check product and location master data in APO.
  Ensure that the product-location combinations exist and are valid for the forecast.
  
  
  
  Activate Planning Book and Data View:
  
  Make sure the planning book and data view are activated and assigned to the user.
  Sometimes reactivating the planning book helps.
  
  
  
  Check Forecast Run Parameters:
  
  If running forecast via /SAPAPO/SDP94 or /SAPAPO/SDP6, verify the selection parameters.
  Ensure the forecast period is correctly specified.
  
  
  
  
  Additional Information:
  
  This error is common when setting up new planning books or when changes are made to time profiles or forecast models.
  Always ensure consistency between the time profiles, planning books, and forecast models.
  If you recently changed the fiscal calendar or time profiles, verify that all related objects are updated accordingly.
  SAP Notes and documentation related to APO Demand Planning and Forecasting can provide further guidance.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WPOSN003 - Period for forecast could not be determined
  
  
  Module
  SAP APO Demand Planning / Forecasting
  
  
  Cause
  Missing/incorrect time profile, planning book settings, or forecast horizon configuration
  
  
  Solution
  Verify and correct planning book time profile, forecast profile, master data, and forecast horizon
  
  
  Transactions
  /SAPAPO/SDP94 (Planning Book Maintenance), /SAPAPO/SDP6 (Forecasting), Time Profile maintenance
  
  
  Related Notes
  Check SAP Notes for APO Demand Planning time profile and forecast errors
  
  
  
  
  If you need, I can help you with step-by-step instructions on how to check or change any of these settings.