How To Fix /SAPAPO/MC01404 - Location-dependent references use different classes

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MC01 -

• Message number: 404

• Message text: Location-dependent references use different classes

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MC01404 - Location-dependent references use different classes ?

  The SAP error message /SAPAPO/MC01404 indicates that there is an issue with location-dependent references in the Advanced Planning and Optimization (APO) module. Specifically, it suggests that the system has encountered a situation where location-dependent references are using different classes, which is not allowed.
  Cause:
  This error typically arises in scenarios where:
  
  Inconsistent Master Data: The master data for location-dependent references (like products, resources, or locations) is inconsistent. For example, if a product is assigned to multiple locations but has different classes or characteristics in those locations.
  Configuration Issues: There may be configuration issues in the APO system that lead to the misalignment of classes for location-dependent references.
  Data Migration Issues: If data has been migrated from another system or if there have been recent changes to the master data, inconsistencies may arise.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Master Data:
  
  Review the master data for the affected products and locations. Ensure that the classes and characteristics are consistent across all location-dependent references.
  Use transaction codes like /SAPAPO/MC62 (for location-dependent product master) to check the details.
  
  
  
  Correct Inconsistencies:
  
  If you find inconsistencies, correct them by ensuring that all location-dependent references use the same class. This may involve updating the master data or reassigning classes as necessary.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the APO system to ensure that they are set up correctly for location-dependent references. This may involve consulting with your SAP Basis or configuration team.
  
  
  
  Data Migration Review:
  
  If the issue arose after a data migration, review the migration process to ensure that all data was transferred correctly and that no inconsistencies were introduced.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to this error message for any specific guidance or patches that may address the issue.
  
  
  
  Testing:
  
  After making corrections, perform testing to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions for this specific error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with relevant transaction codes in APO for managing master data, such as /SAPAPO/MC62, /SAPAPO/MC63, and others.
  
  By following these steps, you should be able to identify and resolve the cause of the /SAPAPO/MC01404 error in your SAP system.