How To Fix CNV_MBT_IS023 - Merge operation has not been saved, Rollback has been done.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_IS - Message Class of Industry Solutions

• Message number: 023

• Message text: Merge operation has not been saved, Rollback has been done.

What causes this issue?

Due to some inconsistency in the control tables, the operation which was
being performed for merging the selected Industry Solution to your
standard TDMS process has been aborted. Rollback has been done.

System Response

Merge operation has not been saved, Rollback has been done.

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_IS023 - Merge operation has not been saved, Rollback has been done. ?

  The SAP error message CNV_MBT_IS023 indicates that a merge operation in the context of a data migration or conversion process has not been successfully saved, and as a result, a rollback has been performed. This error typically occurs during the execution of a migration project using the SAP Landscape Transformation (SLT) or SAP Data Services tools.
  Causes:
  
  Data Integrity Issues: There may be issues with the data being merged, such as duplicates, missing keys, or data type mismatches.
  Configuration Errors: Incorrect configuration settings in the migration project can lead to failures during the merge operation.
  System Performance: Insufficient system resources (CPU, memory, etc.) can cause timeouts or failures during the merge process.
  Authorization Issues: The user executing the merge operation may not have the necessary permissions to perform the action.
  Technical Errors: Bugs or issues in the migration tool or the underlying database can also lead to this error.
  
  Solutions:
  
  Check Data Quality: Review the data being processed to ensure there are no duplicates, missing keys, or data type mismatches. Clean the data if necessary.
  Review Configuration: Verify the configuration settings of the migration project. Ensure that all parameters are set correctly and that the mapping is accurate.
  Monitor System Resources: Check the system performance and resource utilization. If necessary, allocate more resources or optimize the system to handle the migration process.
  Check Authorizations: Ensure that the user executing the merge operation has the appropriate authorizations to perform the action.
  Review Logs: Check the logs for more detailed error messages or warnings that can provide insights into what went wrong during the merge operation.
  Retry the Operation: After addressing any identified issues, attempt to rerun the merge operation.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLT, LTMOM, or LTMC that are used for data migration and transformation.
  SAP Notes: Search for SAP Notes related to the error message or the specific migration tool you are using. SAP Notes often contain patches, workarounds, or additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the migration tool you are using to ensure that you are following best practices and guidelines.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed logs and information about the environment and the steps taken.