How To Fix /SAPAPO/SOR811 - Error when calculating DRP Matrix for product &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SOR -

• Message number: 811

• Message text: Error when calculating DRP Matrix for product &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SOR811 - Error when calculating DRP Matrix for product &1 ?

  The SAP error message /SAPAPO/SOR811 typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the Distribution Requirements Planning (DRP) matrix for a specific product. This error can arise due to various reasons, including configuration issues, data inconsistencies, or missing master data.
  Cause:
  
  Missing Master Data: The product may not have the necessary master data set up, such as location data, product hierarchy, or other relevant attributes.
  Configuration Issues: There may be incorrect settings in the DRP configuration, such as planning versions, planning areas, or key figures.
  Data Inconsistencies: There could be inconsistencies in the data that are being used for the calculation, such as incorrect or missing supply chain data.
  Locking Issues: The system might be locked for the product or location due to another process running concurrently.
  
  Solution:
  
  Check Master Data: Ensure that all necessary master data for the product is correctly maintained. This includes checking the product master, location master, and any relevant planning data.
  Review Configuration: Verify the configuration settings for DRP in the APO system. Ensure that the planning area, key figures, and planning versions are correctly set up.
  Data Consistency Check: Run consistency checks on the data used in the DRP process. This can include checking for missing or incorrect entries in the relevant tables.
  Check for Locks: Investigate if there are any locks on the product or location that might be preventing the calculation from completing. You can use transaction codes like SM12 to check for locks.
  Re-run the Calculation: After addressing any identified issues, try re-running the DRP matrix calculation for the product.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/DRP for DRP-related activities, and /SAPAPO/MC62 for checking the DRP matrix.
  SAP Notes: Check for any SAP Notes related to the error message or the specific functionality you are working with. SAP Notes often provide patches or additional guidance for known issues.
  Documentation: Refer to the SAP Help Portal for detailed documentation on DRP and APO functionalities, which can provide insights into best practices and troubleshooting steps.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.