How To Fix /SAPAPO/DC_MSG253 - Selection has already been made for source &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DC_MSG -

• Message number: 253

• Message text: Selection has already been made for source &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DC_MSG253 - Selection has already been made for source &1 ?

  The SAP error message /SAPAPO/DC_MSG253 Selection has already been made for source &1 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an attempt to select a source that has already been selected in a planning run or during a planning process. This can happen in various scenarios, such as during the creation of a planning book, when trying to assign sources to a product, or when executing a planning function.
  Cause:
  
  Duplicate Selection: The error indicates that the source (e.g., a location, vendor, or production facility) has already been selected for the specific planning object or context.
  Planning Book Configuration: The configuration of the planning book may not allow multiple selections for the same source.
  Data Integrity Issues: There may be issues with the data integrity in the master data or transaction data that lead to this error.
  
  Solution:
  
  Check Existing Selections: Review the current selections made for the source in the planning book or the relevant planning function. Ensure that you are not trying to select the same source multiple times.
  Modify Planning Book Settings: If applicable, check the settings of the planning book to see if it allows multiple selections for the same source. You may need to adjust the configuration.
  Clear Previous Selections: If you need to change the selection, clear the previous selection for the source before making a new one.
  Review Master Data: Ensure that the master data for the sources is correctly maintained and does not have any inconsistencies that could lead to this error.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the planning book or function you are using.
  
  Related Information:
  
  Transaction Codes: You may want to check relevant transaction codes such as /SAPAPO/SDP94 (for planning book) or /SAPAPO/MC90 (for master data) to investigate the issue further.
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may resolve the issue.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.