How To Fix CNV_MBT_46489 - Inconsistent rules will not be considered for scrambling.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 489

• Message text: Inconsistent rules will not be considered for scrambling.

What causes this issue?

There are inconsistent rules and those rules will not be considered for
scrambling.

System Response

There are inconsistent rules and those rules will not be considered for
scrambling.

How to fix this error?

Check the rules marked with status RED light. Check the consistency of
the rule by using the button 'Check Consistency' present at the
application toolbar of the Rule maintenance screen.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46489 - Inconsistent rules will not be considered for scrambling. ?

  The SAP error message CNV_MBT_46489 indicates that there are inconsistent rules in the data scrambling configuration, which means that the system cannot process these rules for data scrambling. This error typically arises during data migration or transformation processes, particularly when using the SAP Data Migration Tool or similar utilities.
  Cause:
  The error is caused by one or more of the following issues:
  
  Inconsistent Rule Definitions: The rules defined for scrambling data may conflict with each other or may not be properly defined.
  Missing Parameters: Required parameters for the scrambling rules may be missing or incorrectly specified.
  Data Type Mismatches: The data types of the fields being scrambled may not match the expected types defined in the rules.
  Logical Errors: There may be logical errors in the way the rules are structured, leading to inconsistencies.
  
  Solution:
  To resolve the error CNV_MBT_46489, you can follow these steps:
  
  
  Review Scrambling Rules:
  
  Go through the defined scrambling rules in the configuration. Ensure that they are logically consistent and do not conflict with each other.
  Check for any missing or incorrect parameters in the rules.
  
  
  
  Validate Data Types:
  
  Ensure that the data types of the fields being scrambled match the expected data types defined in the rules. If there are mismatches, correct them.
  
  
  
  Check for Duplicates:
  
  Look for any duplicate rules that may be causing conflicts. Remove or consolidate duplicate rules as necessary.
  
  
  
  Test Rules Individually:
  
  If possible, test each scrambling rule individually to identify which specific rule is causing the inconsistency.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for data scrambling and migration to ensure that you are following best practices and guidelines.
  
  
  
  Seek Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support or consulting with an SAP expert who can provide guidance based on your specific configuration and requirements.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration and scrambling to avoid similar issues in the future.
  Testing Environment: Always test your scrambling rules in a non-production environment before applying them to live data to prevent data integrity issues.
  
  By following these steps, you should be able to identify and resolve the inconsistencies causing the CNV_MBT_46489 error.