How To Fix /SAPAPO/RRP_HEUR259 - Invalid source &1 is not considered for low-level code calculation

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RRP_HEUR -

• Message number: 259

• Message text: Invalid source &1 is not considered for low-level code calculation

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RRP_HEUR259 - Invalid source &1 is not considered for low-level code calculation ?

  The SAP error message /SAPAPO/RRP_HEUR259 Invalid source &1 is not considered for low-level code calculation typically occurs in the context of Advanced Planning and Optimization (APO) within SAP. This error indicates that a specific source (e.g., a location, product, or resource) is not valid for the low-level code calculation, which is used in planning processes to determine the sequence of production or procurement.
  Cause:
  
  
  Invalid Source: The source specified in the error message (represented by &1) is not recognized or is not set up correctly in the system. This could be due to:
  
  The source not being defined in the master data.
  The source being inactive or not available for planning.
  The source being incorrectly assigned in the planning setup.
  
  
  
  Configuration Issues: There may be issues with the configuration of the planning area or the planning book that is being used, leading to the source not being considered.
  
  
  Data Integrity Issues: There may be inconsistencies or missing data in the master data that prevent the source from being valid.
  
  
  Solution:
  
  
  Check Master Data: Verify that the source mentioned in the error message is correctly defined in the master data. Ensure that:
  
  The product, location, or resource exists.
  The source is active and available for planning.
  
  
  
  Review Planning Area Configuration: Check the configuration of the planning area and planning book to ensure that the source is included and correctly set up for low-level code calculations.
  
  
  Data Consistency: Ensure that there are no inconsistencies in the data. This may involve checking for missing entries or incorrect assignments in the master data.
  
  
  Re-run the Planning Process: After making the necessary corrections, re-run the planning process to see if the error persists.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of APO you are using for any additional troubleshooting steps or known issues.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, providing them with the details of the error and the context in which it occurred.
  
  
  Related Information:
  
  Low-Level Code: This is a concept in production planning that helps determine the sequence of operations and the dependencies between different components in the production process.
  APO Planning Books: These are used to display and manipulate planning data in SAP APO. Ensure that the planning books are correctly configured to include all necessary sources.
  Master Data in APO: This includes information about products, locations, resources, and other entities that are essential for planning processes.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.