How To Fix CNV_NCE_BAS065 - Subobject data element &1 differs from a data element of field &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 065

• Message text: Subobject data element &1 differs from a data element of field &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS065 - Subobject data element &1 differs from a data element of field &2 ?

  The SAP error message CNV_NCE_BAS065 indicates that there is a mismatch between the data element of a subobject and the data element of a field in the context of a data conversion or migration process. This error typically arises during the execution of a data migration project, particularly when using SAP's tools for data conversion, such as the SAP S/4HANA Migration Cockpit or other data transfer tools.
  Cause:
  The error occurs when:
  
  The data element defined for a subobject does not match the data element of the corresponding field in the target structure.
  There may be inconsistencies in the data types, lengths, or attributes between the source and target data structures.
  The mapping of fields during the data migration process may not have been correctly defined, leading to this mismatch.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Mapping:
  
  Review the mapping configuration for the data migration. Ensure that the data elements for the subobject and the target field are correctly aligned.
  Verify that the data types, lengths, and attributes of the fields match.
  
  
  
  Adjust Data Elements:
  
  If necessary, modify the data element of the subobject or the target field to ensure they are compatible.
  This may involve changing the data type or length in the source or target structure.
  
  
  
  Review Conversion Rules:
  
  Check any conversion rules or transformation logic that may be applied during the migration. Ensure that they are correctly defined to handle the data types involved.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration scenario you are working on. There may be specific guidelines or known issues that can help you resolve the error.
  
  
  
  Testing:
  
  After making adjustments, perform a test migration to verify that the error has been resolved and that data is being migrated correctly.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who has experience with data migration projects.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  Migration Tools: Familiarize yourself with the specific SAP migration tools you are using, as they may have their own set of guidelines and best practices.
  Data Dictionary: Review the data dictionary (SE11) in SAP to understand the definitions of the data elements involved in the error.
  
  By following these steps, you should be able to identify the root cause of the CNV_NCE_BAS065 error and implement a solution to resolve it.