How To Fix MDQ_RULE_REPO_CONS021 - The BRFplus ruleset is not unique in the mapping table.

SAP Error Message - Details

• Message type: E = Error

• Message class: MDQ_RULE_REPO_CONS - Master Data Quality Rule Repository Consistency

• Message number: 021

• Message text: The BRFplus ruleset is not unique in the mapping table.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDQ_RULE_REPO_CONS021 - The BRFplus ruleset is not unique in the mapping table. ?

  The SAP error message MDQ_RULE_REPO_CONS021 indicates that there is a problem with the BRFplus (Business Rule Framework plus) ruleset in the context of a mapping table. Specifically, it suggests that the ruleset is not unique, meaning that there are multiple entries in the mapping table that refer to the same ruleset, which can lead to ambiguity in rule execution.
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the mapping table for the same BRFplus ruleset. This can happen due to incorrect configuration or data entry.
  Configuration Issues: There may be issues in the configuration of the BRFplus application where the ruleset is not properly defined or linked.
  Data Integrity Issues: If the underlying data in the mapping table has not been maintained correctly, it can lead to multiple references to the same ruleset.
  
  Solution:
  
  Check Mapping Table: Review the mapping table where the BRFplus ruleset is defined. Look for duplicate entries that reference the same ruleset. Remove or consolidate these duplicates to ensure that each ruleset is unique.
  Review BRFplus Configuration: Ensure that the configuration of the BRFplus application is correct. Check if the ruleset is properly defined and that there are no unintended duplicates in the configuration.
  Data Cleanup: If the mapping table is populated from a data source, ensure that the data source does not contain duplicates. Clean up the data to maintain integrity.
  Testing: After making changes, test the configuration to ensure that the error does not reoccur and that the ruleset functions as expected.
  
  Related Information:
  
  BRFplus Documentation: Refer to the official SAP documentation for BRFplus to understand how rulesets and mapping tables are structured and managed.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes related to BRFplus, such as BRF+ for accessing the BRFplus workbench, which can help in managing rulesets and configurations.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.