How To Fix /SAPAPO/SNP166 - Error during low-level code determination

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SNP -

• Message number: 166

• Message text: Error during low-level code determination

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SNP166 - Error during low-level code determination ?

  The SAP error message /SAPAPO/SNP166 indicates that there is an issue with low-level code determination in the SAP Advanced Planning and Optimization (APO) module, specifically in the Supply Network Planning (SNP) component. This error typically arises during the planning process when the system is unable to determine the appropriate low-level code for a product or material.
  Causes:
  
  Missing Master Data: The error can occur if the necessary master data (like product, location, or resource) is not maintained or is incomplete.
  Incorrect Configuration: If the configuration settings for low-level code determination are incorrect or not set up properly, it can lead to this error.
  Data Inconsistencies: Inconsistencies in the data, such as incorrect or missing relationships between products and their components, can also trigger this error.
  Planning Version Issues: If the planning version being used does not have the required data or settings, it may lead to this error.
  Hierarchy Issues: Problems with the product hierarchy or the way products are structured can also cause issues with low-level code determination.
  
  Solutions:
  
  Check Master Data: Ensure that all relevant master data is correctly maintained. This includes checking the product master, location master, and any other related data.
  Review Configuration: Verify the configuration settings for low-level code determination in the SNP settings. Make sure that the settings align with your business processes.
  Data Consistency Check: Run consistency checks on your data to identify and correct any inconsistencies. This may involve checking the relationships between products and their components.
  Planning Version Review: Ensure that the planning version you are using has all the necessary data and settings. If needed, switch to a different version that is correctly configured.
  Hierarchy Validation: Review the product hierarchy to ensure that it is set up correctly and that all products are properly linked.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/SDP94 (for planning book) or /SAPAPO/MC62 (for checking master data) to investigate further.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on troubleshooting.
  Documentation: Refer to the SAP Help Portal for detailed documentation on low-level code determination and related configuration settings.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to identify the root cause of the /SAPAPO/SNP166 error and implement the necessary solutions to resolve it.