How To Fix CNV_10020140 - &1 &2: Source det. obj. &3 does not have source field or object assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 140

• Message text: &1 &2: Source det. obj. &3 does not have source field or object assigned

What causes this issue?

Determination can only take place if the abstract
<DS:DE.CNV_10020_DTOBJ_S>source determination object</> has been linked
to a suitable source field or object.
The system found that source determination object &V3& has been
specified, but no source field or object.

How to fix this error?

Assign a suitable source field or object to source determination object
&V3&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020140 - &1 &2: Source det. obj. &3 does not have source field or object assigned ?

  The SAP error message CNV_10020140 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that a source data object does not have a source field or object assigned, which means that the system is unable to find the necessary mapping or data structure to proceed with the migration.
  Cause:
  
  Missing Mapping: The source data object specified in the error message does not have a corresponding field or object defined in the mapping configuration.
  Incorrect Configuration: The configuration for the data migration might be incomplete or incorrect, leading to the system not recognizing the source fields.
  Data Structure Changes: If there have been changes in the data structure of the source system or the target system, it may lead to discrepancies in the expected fields.
  Inconsistent Data: The source data might not be consistent or might not conform to the expected format, leading to the error.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Review the mapping configuration in the migration tool to ensure that all source fields are correctly defined and mapped to the target fields.
  Ensure that the source object specified in the error message has the necessary fields assigned.
  
  
  
  Validate Source Data:
  
  Check the source data for completeness and consistency. Ensure that all required fields are populated and conform to the expected data types and formats.
  
  
  
  Update Data Structure:
  
  If there have been changes in the data structure, update the mapping configuration to reflect these changes. This may involve adding new fields or modifying existing mappings.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific migration tool you are using. There may be specific guidelines or requirements for the source and target data structures.
  
  
  
  Use Transaction Codes:
  
  If applicable, use transaction codes like LTMC (for Migration Cockpit) to access the migration project and review the settings.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test migration to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, including proper planning, testing, and validation of data.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.