How To Fix MDG_GN020 - The catalog entries are inconsistent for object &1/&2 - system error

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_GN - Messages from the Generator

• Message number: 020

• Message text: The catalog entries are inconsistent for object &1/&2 - system error

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_GN020 - The catalog entries are inconsistent for object &1/&2 - system error ?

  The SAP error message MDG_GN020 indicates that there is an inconsistency in the catalog entries for a specific object in the Master Data Governance (MDG) system. This error typically arises when there are discrepancies in the data that prevent the system from processing the object correctly.
  Cause:
  
  Data Inconsistency: The most common cause of this error is that the catalog entries for the specified object (e.g., material, vendor, customer) are not aligned or are missing. This can happen due to incomplete data uploads, manual data entry errors, or issues during data replication.
  Configuration Issues: There may be configuration problems in the MDG system or the underlying data model that lead to inconsistencies.
  Database Issues: Corruption or issues in the database tables that store catalog entries can also lead to this error.
  Transport Issues: If there have been recent transports of changes to the system, they may not have been applied correctly, leading to inconsistencies.
  
  Solution:
  
  Check Data Consistency: Use transaction codes like MDG_MAT or MDG_MAT_COCKPIT to check the consistency of the master data. Look for any missing or inconsistent entries in the catalog.
  Reprocess the Object: If the object is part of a workflow, try to reprocess it. This can sometimes resolve temporary inconsistencies.
  Data Replication: If the object is supposed to be replicated from another system, ensure that the replication process has completed successfully and that there are no errors in the source system.
  Review Configuration: Check the configuration settings in the MDG system to ensure that they are set up correctly for the object type in question.
  Database Check: If you suspect database issues, work with your database administrator to check for any corruption or inconsistencies in the relevant tables.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates that resolve known issues.
  Consult Documentation: Review the MDG documentation for any specific guidelines related to the object type you are working with.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MDG_MAT, MDG_MAT_COCKPIT, and SE11 (Data Dictionary) to analyze the data model.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have taken to resolve it.
  Community Forums: Check SAP Community forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify and resolve the inconsistency causing the MDG_GN020 error.