How To Fix CNV_MBT_IS030 - Modification behaviour not specified for & &.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_IS - Message Class of Industry Solutions

• Message number: 030

• Message text: Modification behaviour not specified for & &.

What causes this issue?

Modification behaviour is not specified for &V1& &V2&.

System Response

No merging is done for &V1& &V2&& by the Standard TDMS process.

How to fix this error?

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_IS030 - Modification behaviour not specified for & &. ?

  The SAP error message CNV_MBT_IS030 indicates that there is a modification behavior that has not been specified for a particular object or field during a data migration or conversion process. This error typically arises in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data transfer processes.
  Cause:
  The error occurs when:
  
  A field or object that is being processed does not have a defined modification behavior.
  The system is unable to determine how to handle the data for that specific field or object during the migration process.
  The configuration for the migration does not include the necessary settings for the specified field.
  
  Solution:
  To resolve the CNV_MBT_IS030 error, you can take the following steps:
  
  
  Check the Migration Settings:
  
  Review the migration settings in the SAP system to ensure that all necessary fields and objects have been properly configured.
  Ensure that the modification behavior for the specific field or object is defined in the migration settings.
  
  
  
  Define Modification Behavior:
  
  If the modification behavior is not specified, you may need to define it. This can typically be done in the migration cockpit or through the relevant configuration transaction.
  You may need to consult the documentation for the specific migration tool you are using to understand how to set the modification behavior.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  
  
  
  Review Data Mapping:
  
  Ensure that the data mapping for the migration is correct. Sometimes, incorrect mapping can lead to this error.
  Verify that the source and target fields are correctly aligned and that all necessary fields are included in the mapping.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test migration to see if the error persists.
  Monitor the logs for any additional errors or warnings that may provide further insight.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. Provide them with the details of the error and the steps you have already taken.
  
  
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for data migration.
  Data Migration Best Practices: Review best practices for data migration in SAP to ensure a smooth process.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to address the CNV_MBT_IS030 error and successfully complete your data migration process.