How To Fix CNV_MBT143 - You can choose only one action per copy rule

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 143

• Message text: You can choose only one action per copy rule

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_MBT143 - You can choose only one action per copy rule ?

  The SAP error message CNV_MBT143 indicates that there is a restriction in the data migration process where you can only select one action per copy rule. This typically occurs during the execution of a migration project, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  The error arises when you attempt to define multiple actions (like "Create", "Update", "Delete", etc.) for a single copy rule in the migration process. The system enforces a rule that only one action can be assigned to each copy rule to maintain data integrity and avoid conflicts during the migration.
  Solution:
  To resolve this error, you should:
  
  
  Review Copy Rules: Go through the copy rules you have defined in your migration project. Ensure that each copy rule has only one action assigned to it.
  
  
  Modify Rules: If you find any copy rule with multiple actions, you will need to modify it. You can either:
  
  Split the copy rule into multiple rules, each with a single action.
  Choose the most appropriate action for the copy rule and remove any additional actions.
  
  
  
  Test Changes: After making the necessary adjustments, re-run the migration process to see if the error persists.
  
  
  Documentation: Refer to the SAP documentation or migration guides for best practices on defining copy rules and actions.
  
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for data migration.
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or updates regarding this error.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to resolve the CNV_MBT143 error and proceed with your data migration successfully.