How To Fix PR424 - Ex-post forecast carried out

PR424 - Overview

• Message type: E = Error

• Message class: PR - Forecast: Help messages

• Message number: 424

• Message text: Ex-post forecast carried out

What causes this issue?

More historical values were available than required for model
initialization.

System Response

The system was able to carry out an ex-post forecast. For more
information, see the Extended Help.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PR424 - Ex-post forecast carried out ?

  The SAP error message PR424, which states "Ex-post forecast carried out," typically occurs in the context of demand planning and forecasting within the SAP system, particularly in the SAP Advanced Planning and Optimization (APO) module or SAP Integrated Business Planning (IBP).
  
  Cause:
  The error message PR424 indicates that an ex-post forecast has been executed for a particular planning object (like a product or location) and that the system is unable to perform a new forecast because the previous forecast has already been finalized. This situation can arise due to:
  
  Finalization of Forecast: The forecast has been finalized, and the system does not allow further changes or new forecasts until the previous one is either released or reset.
  Data Locking: The data might be locked due to ongoing processes or transactions that prevent new forecasts from being created.
  
  Configuration Issues: There may be configuration settings in the forecasting process that restrict the ability to create new