How To Fix MDC_HDB_MTC021 - Match configuration already exists with the entered name

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_HDB_MTC - Message class for master data consolidation matching

• Message number: 021

• Message text: Match configuration already exists with the entered name

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 MDC_HDB_MTC021 - Match configuration already exists with the entered name ?

  The SAP error message MDC_HDB_MTC021 indicates that there is an attempt to create a match configuration in the SAP HANA system, but a match configuration with the same name already exists. This error typically occurs in the context of data management and data quality processes, particularly when working with the SAP HANA Smart Data Integration or Smart Data Quality tools.
  Cause:
  The primary cause of this error is that the system is trying to create a new match configuration with a name that is already in use. Each match configuration must have a unique name within the system to avoid conflicts and ensure proper identification.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Configurations:
  
  Navigate to the area where match configurations are managed (e.g., SAP HANA Studio, SAP Web IDE, or the relevant application).
  Look for the existing match configurations and verify if one with the same name already exists.
  
  
  
  Rename the New Configuration:
  
  If you need to create a new match configuration, consider using a different, unique name that does not conflict with existing configurations.
  
  
  
  Modify the Existing Configuration:
  
  If the existing match configuration is not needed, you can choose to modify or delete it, allowing you to create a new one with the desired name.
  
  
  
  Documentation and Naming Conventions:
  
  Implement a naming convention for match configurations to avoid future conflicts. This can include prefixes, timestamps, or other identifiers that ensure uniqueness.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for more details on managing match configurations and best practices.
  
  
  
  Related Information:
  
  SAP HANA Documentation: Check the SAP Help Portal for detailed information on match configurations and data quality management.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and how they resolved them.
  Support: If the issue persists or if you need further assistance, consider reaching out to SAP Support for help.
  
  By following these steps, you should be able to resolve the MDC_HDB_MTC021 error and successfully manage your match configurations in SAP HANA.