How To Fix HPC012 - Checking that classification data is consistent in hierarchy tables

SAP Error Message - Details

• Message type: E = Error

• Message class: HPC - Classification-Based Product Hierarchy

• Message number: 012

• Message text: Checking that classification data is consistent in hierarchy tables

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message HPC012 - Checking that classification data is consistent in hierarchy tables ?

  The SAP error message HPC012 indicates that there is an inconsistency in the classification data within the hierarchy tables. This error typically arises when there are discrepancies in the classification data that prevent the system from properly processing or displaying the hierarchical structure of the data.
  Causes:
  
  Data Inconsistency: There may be inconsistencies in the classification data, such as missing or incorrect entries in the hierarchy tables.
  Incorrect Configuration: The configuration settings for the classification system may not be set up correctly, leading to issues in data retrieval.
  Data Migration Issues: If data has been migrated from another system, there may be issues with how the data was transferred, leading to inconsistencies.
  Manual Data Entry Errors: Errors during manual data entry can lead to inconsistencies in the classification data.
  
  Solutions:
  
  Check Hierarchy Tables: Review the hierarchy tables for any missing or incorrect entries. Ensure that all necessary data is present and correctly formatted.
  Consistency Check: Use the SAP transaction code CL02 (Change Class) or CL03 (Display Class) to check the classification data for inconsistencies. You can also use transaction CL20 to perform a consistency check on the classification data.
  Reorganize Data: If inconsistencies are found, reorganize the data in the hierarchy tables to ensure that it is consistent and correctly structured.
  Review Configuration: Check the configuration settings for the classification system to ensure they are set up correctly. This may involve reviewing the settings in the Customizing (SPRO) area.
  Data Migration Review: If the issue arose after a data migration, review the migration process to identify any potential issues that may have caused the inconsistencies.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide guidance on resolving classification data issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL01 (Create Class), CL02 (Change Class), CL03 (Display Class), and CL20 (Consistency Check).
  SAP Documentation: Refer to SAP Help documentation for detailed information on classification and hierarchy management.
  Support Community: Engage with the SAP Community or forums for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the inconsistencies causing the HPC012 error in SAP.