How To Fix CNV_MBT_46481 - Rule exists for same domain name; use another combination

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 481

• Message text: Rule exists for same domain name; use another combination

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46481 - Rule exists for same domain name; use another combination ?

  The SAP error message CNV_MBT_46481 indicates that there is a conflict in the mapping rules for a specific domain name during a data migration or transformation process. This error typically arises in the context of SAP's data migration tools, particularly when using the SAP S/4HANA Migration Cockpit or similar tools that involve mapping data from one system to another.
  Cause:
  The error occurs when:
  
  There are multiple mapping rules defined for the same domain name in the migration project.
  The system cannot determine which rule to apply because of the ambiguity created by having multiple entries for the same domain.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Mapping Rules:
  
  Go to the mapping configuration in your migration project.
  Check for any existing rules that are defined for the same domain name.
  
  
  
  Identify Duplicates:
  
  Look for duplicate entries or conflicting rules that may be causing the issue.
  Ensure that each domain name has a unique mapping rule.
  
  
  
  Modify or Remove Conflicting Rules:
  
  If you find duplicate rules, decide which one is appropriate and remove or modify the others.
  Ensure that the remaining rule accurately reflects the intended mapping for the domain.
  
  
  
  Test the Changes:
  
  After making adjustments, re-run the migration or transformation process to see if the error persists.
  
  
  
  Documentation:
  
  Document the changes made to the mapping rules for future reference and to avoid similar issues.
  
  
  
  Related Information:
  
  Migration Cockpit: This is a tool provided by SAP for migrating data to S/4HANA. Understanding how to configure and manage mapping rules is crucial for successful data migration.
  Data Mapping: Familiarize yourself with the concepts of data mapping and transformation, as this will help in troubleshooting similar issues in the future.
  SAP Notes and Documentation: Check SAP's official documentation or SAP Notes for any specific guidance related to the error message CNV_MBT_46481, as there may be updates or additional recommendations from SAP.
  
  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.