How To Fix CNV_MBT_CWB040 - Object &1 requires conversion but does not use cluster technique

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_CWB - Messages for CWB-PCL-Interface

• Message number: 040

• Message text: Object &1 requires conversion but does not use cluster technique

What causes this issue?

The object &1 requires conversions. However, the prerequisite for
conversions is that so-called cluster technique is used, but for object
&1 no cluster technique is specified.

System Response

The system does not reset the conversion status of this object.

How to fix this error?

Execute the troubleshooting for changing technical settings. Change the
reading type of object &1 to "Cluster technique". Afterwards, reexecute
the reset of the conversion status for object &1.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_CWB040 - Object &1 requires conversion but does not use cluster technique ?

  The SAP error message CNV_MBT_CWB040 indicates that a specific object (denoted by &1) requires conversion but is not utilizing the cluster technique. This error typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  
  Non-Clustered Data: The object in question is likely a table or data structure that is not set up to use the cluster technique, which is a method of storing data in a more efficient manner.
  Configuration Issues: There may be configuration settings in the migration tool or the source system that do not align with the requirements for clustered data.
  Data Model Changes: If the data model has changed (for example, moving from a traditional SAP ERP system to S/4HANA), certain objects may need to be converted to a clustered format to comply with the new data model.
  
  Solution:
  
  Check Object Configuration: Review the configuration of the object that is causing the error. Ensure that it is set up correctly for the migration process.
  Use Cluster Technique: If possible, modify the object to utilize the cluster technique. This may involve changing the data structure or how the data is stored.
  Consult Documentation: Refer to SAP documentation or notes related to the specific object and the migration process. There may be specific guidelines or recommendations for handling this type of error.
  Data Mapping: Ensure that the data mapping for the migration is correctly defined. Sometimes, adjusting the mapping can resolve the issue.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide insights or patches that can help resolve the error.
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for migrating data effectively.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional context on the object in question.
  Data Migration Best Practices: Review best practices for data migration to ensure that all necessary steps are followed and that the data is prepared correctly for the migration process.
  
  By addressing the configuration and ensuring that the object is set up to use the cluster technique, you should be able to resolve the CNV_MBT_CWB040 error.