How To Fix CNV_10020257 - Selected DTFLD entries get different package numbers

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 257

• Message text: Selected DTFLD entries get different package numbers

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020257 - Selected DTFLD entries get different package numbers ?

  The SAP error message CNV_10020257 indicates that there is a discrepancy in the package numbers for selected DTFLD (Data Transfer Field) entries 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 the system detects that the selected entries for a particular data transfer field (DTFLD) have been assigned different package numbers. This can happen due to several reasons:
  
  Inconsistent Data Preparation: The data being prepared for migration may have been incorrectly segmented or grouped, leading to different package assignments.
  Manual Changes: If there were manual adjustments made to the data or the migration settings, it could result in inconsistencies.
  Configuration Issues: There may be issues with the configuration of the migration tool or the data transfer settings that lead to this error.
  
  Solution:
  To resolve the error CNV_10020257, you can follow these steps:
  
  
  Review Data Preparation: Check the data preparation steps to ensure that all entries are correctly grouped and assigned to the same package. Ensure that the data is consistent and adheres to the expected format.
  
  
  Check Package Assignments: Investigate the package assignments for the DTFLD entries. You may need to reassign the entries to ensure they all belong to the same package.
  
  
  Use Migration Tools: If you are using SAP's migration tools, ensure that you are following the recommended procedures for data migration. This includes using the correct templates and ensuring that all necessary fields are populated correctly.
  
  
  Consult Documentation: Refer to the SAP documentation related to the specific migration tool you are using. There may be specific guidelines or troubleshooting steps provided for this error.
  
  
  Test Migration: If possible, conduct a test migration with a smaller dataset to identify if the issue persists. This can help isolate the problem.
  
  
  Seek Support: If the issue cannot be resolved through the above steps, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific data migration tool you are using for best practices and common issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.