How To Fix RSPLF337 - Forecast period must not overlap with historic period

RSPLF337 - Overview

• Message type: E = Error

• Message class: RSPLF - Planning Framework

• Message number: 337

• Message text: Forecast period must not overlap with historic period

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 RSPLF337 - Forecast period must not overlap with historic period ?

  The SAP error message RSPLF337, which states "Forecast period must not overlap with historic period," typically occurs in the context of SAP Integrated Business Planning (IBP) or SAP Business Warehouse (BW) when you are trying to create or execute a forecast that overlaps with historical data. This error is designed to prevent inconsistencies in forecasting, as historical data should not be included in the forecast period.
  
  Cause:
  The error arises when:
  
  The forecast period you are trying to define includes dates that are already covered by historical data.
  The system is configured to treat historical data and forecast data as distinct periods, and overlapping them would lead to inaccurate forecasting results.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Adjust the Forecast Period:
  
  Ensure that the forecast period you are defining starts after the end of the historical data period. For example, if your historical data ends on December 31, 2023, your forecast period should