How To Fix /SAPAPO/TSM601 - Before-export method for planning book '&1' is being processed

/SAPAPO/TSM601 - Overview

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 601

• Message text: Before-export method for planning book '&1' is being processed

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 /SAPAPO/TSM601 - Before-export method for planning book '&1' is being processed ?

  The SAP error message /SAPAPO/TSM601 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue related to the planning book configuration or the data being processed. This error message indicates that there is a problem with the "before-export" method for a specific planning book.
  
  Cause:
  
  
  Configuration Issues: The planning book may not be properly configured, or there may be issues with the key figures or characteristics defined in the planning book.
  Data Issues: There may be inconsistencies or issues with the data being exported, such as missing values or incorrect formats.
  Custom Code: If there are custom enhancements or user exits implemented in the before-export method, they may be causing the error.
  Authorization Issues: The user may not have the necessary authorizations to execute the planning book or access the required data.
  
  
  Solution:
  
  
  Check Planning Book Configuration:
  
  Review the configuration of the planning book in transaction /SAPAPO/TSM to ensure that all